译林版八年级英语上册U5Grammar Using may for possibility 课件

remember to do sth. 记得去做某事
remember doing sth. 记得做过某事
forget to do sth.
忘记去做某事
forget doing sth.
忘记做过某事
e.g. 汤姆, 记得课后和我们一起打篮球。
Tom, remember to play basketball with us after class. 我记得上个月写了一封信给你。
I remembered writing a letter to you last month.
stop to do sth. 停下(正在做的)事去做 (另一件)事
stop doing sth. 停止做(正在做的)事
e.g. 让我们停下来休息一下。 Let’s stop to have a rest. 不要说话。老师来了。
Sadly, they _f_a_c_e __s_e_ri_o_u_s__p_ro_b_l_e_m_s in the wild. _F_o_r_e_x_a_m__p_le, it is difficult
for pandas toh_a_v_e_ b_a_b_i_e_s_ and the
bamboo forests are becomings_m__a_ll_e_r
Stop talking. The teacher is coming.
We don’t use ‘to’ after these verbs.
1. enjoy Kitty enjoys dancing.
2. let The teacher lets him read loudly.
3. practise You should practise speaking often.
He wants to play football after class. 他想课后踢足球。
我妈妈昨天忘记关灯了。 My mother forgot to turn off the lights
yesterday. 注意: 动词不定式在句子中不作谓语, 因此没 有人称、数和时态的变化。
1.动词不定式在句中常作谓语动词的宾
the Maths class.talking
2. He often hears the girl sings in
the next room.
sing
3. It takes him half an hour getting
there by bus.
to get
doing 4 You must finish to do your
情态动词may 情态动词may除了可用来表示请求许可， 还可用来表示猜测某件事发生的可能性， 表示“也许；可能”，多用于肯定句和 否定句中。例如：
I may be back next year. 我可能明年回来。
We may have some rain today. 今天可能会下点雨。
You may not like these words — diet and exercise. 你可能不喜欢这些字眼——节食和锻炼。
今年暑假你打算去哪儿玩？
I hope to watch the sunset． 我想看日落。
I want to take some photos of the sunrise. 我想拍几张日出的照片。
more verbs + to do （作宾语）:
need
promise
seem
start
pretend
2. The little boy is crying because he saw the tigers. He _m__a_y_b_e__ (be) afraid of them.
3. I cannot go near the lions and tigers. They _m__a_y_h_u_r_t__ (hurt) me.
6. Let’s __g_o_ (go) on a trip tomorrow. 7. The policeman told the boys _n_o_t__t_o__p_l_ay
(not play) football in the street.
8. Would you like something _t_o__d_r_in_k_
homework when I come back from office. 5 Let me to help you to learn English.
1. You must _li_s_t_e_n(listen) to the teacher carefully in class.
2. Mary agreed t_o__g_o_ (go) shopping with Lucy.
A Using may for possibility
1. If we do nothing, soon there may be none left!
may 表示猜测, 可能性（用于肯定句中 或否定句中）
2. The bamboo forests are becoming smaller and smaller. As a result, pandas may not have a place to live or food to eat.
3. Look! The boys _a_r_e__p_l_a_y_in_g__(play) football.
4. May decided t_o__b_u_y_ (buy) a book for Ann’s birthday.
5. Max tells funny jokes to make us f_e_e__l (feel) happy.
watch sb. do
would like sb. to do make sb. do
teach sb. to do
let sb. do
advise sb. to do
help sb. do
注意： 动词不定式的否定形式是“not to + 动 词原形”。如:
You must promise not to be late again. 你必须保证不再迟到了。
(drink)?
9. __D_o_n_’t__b_e_ (not be) late for class
again.
10. I plan _t_o_t_r_a_v_e_l(travel) around the
world in the summertime.
11. Daniel hopes _t_o__b_e__(be) a doctor when he __g_r_o_w_s__ (grow) up.
Revision
Fill in the blanks and retell the text.
The story of Xi Wang When Xi Wang was _b_o_r_n_, she weighed just 100 grams and looked like a little _w_h_it_e_ _m_o_u_s_e_. At four months, she weighed 8 kilograms and started to _g_o_ o_u_t_s_i_d_e_ for the first time. When she was 6 months, she _le_a_r_n_t _t_o_eat bamboo. She _b_e_g_a_n__to_ look after herself when she was 20 months old.
4. The baby panda is not drinking its mum’s milk. It __m_a_y__n_o_t_b_e___ (not be) hungry.
5. The monkeys are jumping around. They _m__a_y_b__e_p_l_a_y_in_g__ (be playing) with each other.
and _s_m_a_l_le_r. As a result, they may not have _a__ _p_la_c_e_ to live or food to eat. We must take somea_c_t_io_n_ right away.
We should _h_e_lp_ them have more babies, _b_u__il_d more pandar_e_s_e_rv_e_s_ and make laws to _p_r_o_te__ct_ them.
Millie is in the zoo. She is telling Sandy on the phone about what happens. Complete what Millie says using may with the words in brackets.
1. The elephant is going towards the water. It _m__a_y_n_e_e_d__ (need) a bath.
refuse
would like
can’t wait
try one’s best
2. to do 做宾语补足语
ask sb. to do
但有的动词后跟不带to 的不定式作宾补，如:
tell sb. to do
hear sb. do
invite sb. to do
see sb. do
want sb. to do
12. I prepare _t_o__c_le__a_n__ (clean) my
room this afternoon.
13. Do you want t_o__s_e_e__ (see) a film

4. make The joke makes me laugh and laugh.
5. help She often helps me (to) carry water.
6. finish You must finish doing your homework on time.
1. Stop to talk, and get ready for
learn to do sth． 学着干
plan to do sth． 计划干
prepare to do sth. 准备干 remember to do. 记得干 try to do sth． 尝试干
want to do.
想要干
e.g. Where will you plan to visit
this summer holiday?
may not do... 意为“可能不......”
e.g.
1. The story may or may not be true.
2. Can that be true? √ May that be true? ×
3. He can’t know the truth. 他不可能知道真相。 He may not know the truth. 他可能不知道真相。
语, 这一类谓语动词常见的有:
agree choose decide forget
hope learn like
plan
prepare
promise refuse
remember seem
want
wish
would like
agree to do sth. 同意干 begin to do sth. 开始干 decide to do sth．决定干 fail to do sth. 做某事失败 forget to do sth. 忘记干 hope to do sth． 希望干
6. The horse is standing with its eyes closed. It _m_a_y__b_e_s_l_e_e_p_in_g_ (be sleeping).
B Using verbs + to-infinitives
动词+ 动词不定式 当句子中已经有谓语动词, 而我们又要 表达不止一个动作概念时, 其余的动词 可以使用非谓语形式表达。动词不定 式就是动词的一种非谓语形式, 其基本 形式是“to+动词原形”。 如：