必修三UNIT4单词讲解教案资料
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It's impossible for them to exist on a small income. (2) there exists/esisted…… 某地有…… eg. 在我们公司门口有两个巨大的石狮子。
There exists 2 huge stone lions at our company gate. 拓展: (3) existence n. 存在;生活; come into existence 产生;成立;开始存在; eg.Do you know when the English word"tuhao"c_o_m__e_in_t_o_e_x_is_te_n_c_e__
4.puzzle vt. &vi. (使)迷惑;(使)为难 n.谜;难题
(1)puzzle sb. 使某人困惑 Her reply puzzled me. 她的回答把我弄糊涂了。
(2) puzzle about/over …. 对…感到迷惑;苦苦思索;
她几个星期也琢磨不透他那封奇怪的来信。
She’s been _p_u_z_z_l_in_g_o_v_e_r_ his strange letter for weeks.
It's likely that…… 可能… (3) sb./sth. be likely to do sth. ……有可能做某事 eg.这位影星可能来 The movie star __is_ _li_k_e_ly__t_o__ c_o_m__e_.
2 . harmful adj. 有害的;造成伤害的;
Many people are aware of the harmful effects of smoking.
很多人都意识到了吸烟的危害。
【联想拓展】
(1)be harmful to 对……有害
(2) harm n.&v. 损害,伤害
do harm to sb.= do sb.harm = harm sb. 对某人有害;
6.in one’s turn 轮到某人;
eg. In my turn, I told them a joke.
常用结构:
(1)in turn依次;轮流;转而;反过来; (2)take turns (to do sth./doing sth.)轮流(做某事) (3)It’s one’s turn to do sth.轮到某人做某事
【即学即练】
1.让我们轮流来做这项实验。
Let’s do this experiment ___i_n__ _t_u__r_n_ .
2.你的态度影响别人,它又将会反过来影响你。
Your attitude affects others which ___in___t_u__r_n__ affects you.
Biblioteka Baidu
(3)There is no harm in doing sth. 做某事没有害处
eg. 在学习上取得进步没有任何害处。
There is no harm in making progress on study.
(4) 无害的;不致伤的; harmless
【即学即练】
does harm to
①吸烟有害健康。
If you keep on working hard, you'll succeed in time.
归纳拓展:如果你坚持努力工作,你迟早会成功的。
on time
准时
at the same time同时
at times at one time
有时;偶尔; 一度;曾经有一个时期;
at a time
一次;每次
3.今天该我洗盘子洗碗了。
It’s my turn _t_o____w__a__s_h_ ___u_p__ today.
at no time
绝不;在任何时候都不(放句首,句子用半倒装)
from time to time不时地,间或;
ahead of time 提前;提早
take one’s time 别着急;慢慢来
in no time
立刻,马上(=at once/immediately)
all the time 一直;始终
eg.Their reason for doing it is still a puzzle to me. 他们为什么要做此事我仍莫名其妙。
(3) be a puzzle to sb对某人来说是个谜 【联想拓展】
(4)puzzled adj.迷惑不解的;困惑的 be puzzled about 对……迷惑不解 puzzling adj.令人费解的
1. unlike prep. 与……不同;不像;
eg.Unlike her younger brother, she is very diligent. 和她弟弟不同的是,她很刻苦。
拓展: (1)unlikely adj. 不大可能的;未必会发生的;
It's unlikely that…… ……的可能性不大 (2)likely adj. 可能的 adv.很可能
Smoking
is harmful to
______ ______ ______
your
health.
3.exist vi. 存在;生存 (无被动,无进行)
Man cannot exist without air. (1) exist on …… 靠……生活、生存 eg.他们靠微薄的收入生存是不可能的。
【即学即练】
③She felt C ______ about her future.
A.puzzle
B.puzzling
C.puzzled
D.puzzles
5.in time 及时;终于;迟早
Will we be in time for the six o'clock train? 我们来得及赶上六点钟的那趟火车吗?
The boss ordered us to finish our task ahead of time. 老板命令我们提前完成任务。 Take your time packing, for we still have one and a half
hour. 慢慢整理行李,因为我们还有一个半小时。 我们决不能向敌人屈服。 At no time can we give in to the enermy.
There exists 2 huge stone lions at our company gate. 拓展: (3) existence n. 存在;生活; come into existence 产生;成立;开始存在; eg.Do you know when the English word"tuhao"c_o_m__e_in_t_o_e_x_is_te_n_c_e__
4.puzzle vt. &vi. (使)迷惑;(使)为难 n.谜;难题
(1)puzzle sb. 使某人困惑 Her reply puzzled me. 她的回答把我弄糊涂了。
(2) puzzle about/over …. 对…感到迷惑;苦苦思索;
她几个星期也琢磨不透他那封奇怪的来信。
She’s been _p_u_z_z_l_in_g_o_v_e_r_ his strange letter for weeks.
It's likely that…… 可能… (3) sb./sth. be likely to do sth. ……有可能做某事 eg.这位影星可能来 The movie star __is_ _li_k_e_ly__t_o__ c_o_m__e_.
2 . harmful adj. 有害的;造成伤害的;
Many people are aware of the harmful effects of smoking.
很多人都意识到了吸烟的危害。
【联想拓展】
(1)be harmful to 对……有害
(2) harm n.&v. 损害,伤害
do harm to sb.= do sb.harm = harm sb. 对某人有害;
6.in one’s turn 轮到某人;
eg. In my turn, I told them a joke.
常用结构:
(1)in turn依次;轮流;转而;反过来; (2)take turns (to do sth./doing sth.)轮流(做某事) (3)It’s one’s turn to do sth.轮到某人做某事
【即学即练】
1.让我们轮流来做这项实验。
Let’s do this experiment ___i_n__ _t_u__r_n_ .
2.你的态度影响别人,它又将会反过来影响你。
Your attitude affects others which ___in___t_u__r_n__ affects you.
Biblioteka Baidu
(3)There is no harm in doing sth. 做某事没有害处
eg. 在学习上取得进步没有任何害处。
There is no harm in making progress on study.
(4) 无害的;不致伤的; harmless
【即学即练】
does harm to
①吸烟有害健康。
If you keep on working hard, you'll succeed in time.
归纳拓展:如果你坚持努力工作,你迟早会成功的。
on time
准时
at the same time同时
at times at one time
有时;偶尔; 一度;曾经有一个时期;
at a time
一次;每次
3.今天该我洗盘子洗碗了。
It’s my turn _t_o____w__a__s_h_ ___u_p__ today.
at no time
绝不;在任何时候都不(放句首,句子用半倒装)
from time to time不时地,间或;
ahead of time 提前;提早
take one’s time 别着急;慢慢来
in no time
立刻,马上(=at once/immediately)
all the time 一直;始终
eg.Their reason for doing it is still a puzzle to me. 他们为什么要做此事我仍莫名其妙。
(3) be a puzzle to sb对某人来说是个谜 【联想拓展】
(4)puzzled adj.迷惑不解的;困惑的 be puzzled about 对……迷惑不解 puzzling adj.令人费解的
1. unlike prep. 与……不同;不像;
eg.Unlike her younger brother, she is very diligent. 和她弟弟不同的是,她很刻苦。
拓展: (1)unlikely adj. 不大可能的;未必会发生的;
It's unlikely that…… ……的可能性不大 (2)likely adj. 可能的 adv.很可能
Smoking
is harmful to
______ ______ ______
your
health.
3.exist vi. 存在;生存 (无被动,无进行)
Man cannot exist without air. (1) exist on …… 靠……生活、生存 eg.他们靠微薄的收入生存是不可能的。
【即学即练】
③She felt C ______ about her future.
A.puzzle
B.puzzling
C.puzzled
D.puzzles
5.in time 及时;终于;迟早
Will we be in time for the six o'clock train? 我们来得及赶上六点钟的那趟火车吗?
The boss ordered us to finish our task ahead of time. 老板命令我们提前完成任务。 Take your time packing, for we still have one and a half
hour. 慢慢整理行李,因为我们还有一个半小时。 我们决不能向敌人屈服。 At no time can we give in to the enermy.