高中英语 Unit1 Tales of the unexplained Grammar and us
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Now it is not still in the morning.
Note:
Actions occurring in an incomplete period might be indicated by today or this morning/afternoon/ evening/ week/ month/ year/ century or all day/night/week, all the time, always etc.
Present perfect tense & Present prefect continuous tense
Look at the following sentences and try to explain why the tense is used in these sentences.
Point out what tense or tenses are used in the sentences and the reasons why they are used.
1. We have studied English for about five years. We began to study it five years ago.
Look at the sentences: Sorry. Have you been waiting long?
I have been waiting for an hour.
waitino
Present
1. The form of the present perfect continuous tense：
2 “_H_a_v_e_ you _h_a_d_ dinner?” “Yes, I _h_a_d_ it with Mary.” (have)
3 _H_a_v_e_ the postman _c_o_m_e_ yet this morning? _D_i_d_ the postman _c_o_m_e_ this morning? (come)
2. They moved to the south in 1990 and have lived there since then.
3. Eric left home last year and has just come back.
4. They bought this house three years ago and they have lived here since then.
We use already for affirmative statements, yet for negative statements.
We use for + a period of time, since + a point in time.
He has just gone out.(= He went out a few minutes ago.) I have just heard the news. (= Now I know the news.) Note: We use the present perfect tense to talk about actions that were completed only a short time ago.
Note: The present perfect tense is normally used for an action which lasts throughout an incomplete period, but with the past simple tense, we use time expressions which a fixed point in the past.
Tom has had a bad car crash.
He’s probably still in hospital now.
Tom had a bad car crash.
He is probably out of hospital now.
You are writing about a friend’s travels in your diary. Complete your diary entry using the correct forms of the verbs in brackets.
Answers for the diary:
(2) ___s_a_w_____ (4) ___lo_v_e_s____ (6) __h_a_s_s_e_e_n__ (8) _h_a_s_t_r_a_v_e_ll_ed (10) h__a_sn_’_t_f_o_u_n_d__
(3) _h_a_s_v_i_si_t_ed__ (5) h_a_s_n_’_t_v_i_si_t_ed (7) h_a_s__n_e_v_e_r_m__et_ (9) _h_a_s_f_o_u_n_d____ (11)H__a_s_, _b_e_en____
Look at the sentences and find the difference:
Tom has rung up three times this morning.
Now it is still in the morning.
Tom rang up three times this
morning.
Justin has disappeared, so Kelly is very sad.
Note: We use the present perfect tense to talk about things that happened in the recent past, but are connected to the present.
We form the present perfect continuous tense with have/has been and the present participle of the verb.
have (has) +been + doing
2. The uses of the present perfect continuous tense:
1. The form of the present perfect tense:
We form the present perfect tense with have/has and the past participle of the verb.
have (has) +过去分词
2. The uses of the present perfect tense:
This is the website of Dr Frank. Fill in the missing words, using the correct tense.
Answers of Dr Frank’s website:
(2) _h_a_v_e_b_e_e_n__ta_l_k_in_g (3) _h_a_v_e_b_e_e_n__ta_l_k_i_ng (4)_h_a_v_e_b_e_e_n__st_u_d_y_i_ng(5) _h_a_v_e__se_e_n_____ (6) h_a_v_e__b_e_e_n_w__r_it_in_g
1. We have studied English for about five years.
2. They have lived there since 1990. 3. She hasn’t finished her homework yet. 4. Eric has just come back. 5. How long have you been here?
just beginning to get warmer. On meeting someone, you may say: I haven’t seen you for ages. (But I see you now.)
Note: The present perfect tense used for a past action whose time is not definite and often has a result in the present.
Present perfect or present perfect continuous tense?
I haven’t seen you for ages. He has just gone out. It has been very cold lately. She has already finished her homework. He hasn’t seen her since the meeting.
Note:
We use the present perfect tense when the exact time of an action is not clear or important.
We use it with time expressions such as: already ever for just lately never recently since yet
e.g. They say that they have been to America many times.
Note: We can also use the present perfect tense for repeated actions, that is, we use the present perfect tense with the time expressions once/twice/three times…
I have not seen Justin since last Friday night.
Note: We also use the present perfect tense to talk about something that started in the past and is still happening now.
5. My brother went to see my grandpa last week. He has visited him three times this month.
Complete the sentences.
1 “_H_a_v_e_ you _s_e_e_n_ my pen?” “Yes, I _sa_w__ it on your desk just now.” (see)
Bill has smoked since he left school.
He still smokes.
Bill smoked for six months.
It means that he stopped smoking then.
Note: Sometimes, however, the present perfect tense used for the action finishes at the time of speaking. e.g. It has been very cold lately but it’s
We sometimes use the present perfect continuous tense to talk about actions that started in the past and are still continuing, or have just finished but are still connected to the present in some way.
Note:
Actions occurring in an incomplete period might be indicated by today or this morning/afternoon/ evening/ week/ month/ year/ century or all day/night/week, all the time, always etc.
Present perfect tense & Present prefect continuous tense
Look at the following sentences and try to explain why the tense is used in these sentences.
Point out what tense or tenses are used in the sentences and the reasons why they are used.
1. We have studied English for about five years. We began to study it five years ago.
Look at the sentences: Sorry. Have you been waiting long?
I have been waiting for an hour.
waitino
Present
1. The form of the present perfect continuous tense：
2 “_H_a_v_e_ you _h_a_d_ dinner?” “Yes, I _h_a_d_ it with Mary.” (have)
3 _H_a_v_e_ the postman _c_o_m_e_ yet this morning? _D_i_d_ the postman _c_o_m_e_ this morning? (come)
2. They moved to the south in 1990 and have lived there since then.
3. Eric left home last year and has just come back.
4. They bought this house three years ago and they have lived here since then.
We use already for affirmative statements, yet for negative statements.
We use for + a period of time, since + a point in time.
He has just gone out.(= He went out a few minutes ago.) I have just heard the news. (= Now I know the news.) Note: We use the present perfect tense to talk about actions that were completed only a short time ago.
Note: The present perfect tense is normally used for an action which lasts throughout an incomplete period, but with the past simple tense, we use time expressions which a fixed point in the past.
Tom has had a bad car crash.
He’s probably still in hospital now.
Tom had a bad car crash.
He is probably out of hospital now.
You are writing about a friend’s travels in your diary. Complete your diary entry using the correct forms of the verbs in brackets.
Answers for the diary:
(2) ___s_a_w_____ (4) ___lo_v_e_s____ (6) __h_a_s_s_e_e_n__ (8) _h_a_s_t_r_a_v_e_ll_ed (10) h__a_sn_’_t_f_o_u_n_d__
(3) _h_a_s_v_i_si_t_ed__ (5) h_a_s_n_’_t_v_i_si_t_ed (7) h_a_s__n_e_v_e_r_m__et_ (9) _h_a_s_f_o_u_n_d____ (11)H__a_s_, _b_e_en____
Look at the sentences and find the difference:
Tom has rung up three times this morning.
Now it is still in the morning.
Tom rang up three times this
morning.
Justin has disappeared, so Kelly is very sad.
Note: We use the present perfect tense to talk about things that happened in the recent past, but are connected to the present.
We form the present perfect continuous tense with have/has been and the present participle of the verb.
have (has) +been + doing
2. The uses of the present perfect continuous tense:
1. The form of the present perfect tense:
We form the present perfect tense with have/has and the past participle of the verb.
have (has) +过去分词
2. The uses of the present perfect tense:
This is the website of Dr Frank. Fill in the missing words, using the correct tense.
Answers of Dr Frank’s website:
(2) _h_a_v_e_b_e_e_n__ta_l_k_in_g (3) _h_a_v_e_b_e_e_n__ta_l_k_i_ng (4)_h_a_v_e_b_e_e_n__st_u_d_y_i_ng(5) _h_a_v_e__se_e_n_____ (6) h_a_v_e__b_e_e_n_w__r_it_in_g
1. We have studied English for about five years.
2. They have lived there since 1990. 3. She hasn’t finished her homework yet. 4. Eric has just come back. 5. How long have you been here?
just beginning to get warmer. On meeting someone, you may say: I haven’t seen you for ages. (But I see you now.)
Note: The present perfect tense used for a past action whose time is not definite and often has a result in the present.
Present perfect or present perfect continuous tense?
I haven’t seen you for ages. He has just gone out. It has been very cold lately. She has already finished her homework. He hasn’t seen her since the meeting.
Note:
We use the present perfect tense when the exact time of an action is not clear or important.
We use it with time expressions such as: already ever for just lately never recently since yet
e.g. They say that they have been to America many times.
Note: We can also use the present perfect tense for repeated actions, that is, we use the present perfect tense with the time expressions once/twice/three times…
I have not seen Justin since last Friday night.
Note: We also use the present perfect tense to talk about something that started in the past and is still happening now.
5. My brother went to see my grandpa last week. He has visited him three times this month.
Complete the sentences.
1 “_H_a_v_e_ you _s_e_e_n_ my pen?” “Yes, I _sa_w__ it on your desk just now.” (see)
Bill has smoked since he left school.
He still smokes.
Bill smoked for six months.
It means that he stopped smoking then.
Note: Sometimes, however, the present perfect tense used for the action finishes at the time of speaking. e.g. It has been very cold lately but it’s
We sometimes use the present perfect continuous tense to talk about actions that started in the past and are still continuing, or have just finished but are still connected to the present in some way.