人教新课标选修七 Unit2 Grammar

4. The house is to be sold .
summary
1. 作主语主语通常位于句首，或为
了避免头重脚轻用it作形 式主语。
不定式的作用
2.
作表语:
表语位于连系动词之后， 常接不定式作表语的动
词有appear(似乎，出
现), seem（似乎）,
prove（证明）等等。
3. 作宾语 宾语直接跟在谓语
常用it做形式主语,真正的主语是不定式短语
Have a try
1.It is an honor for me __t_o_b_e_g_i_ve_n____(give)the motor .
2._T_o_b_e_e_n_c_o_u_ra_g_e_d(encourage)makes me confident.
to have been done
/
学习目标
1理解to be done结构的含义和用法特点。 2.理解to be done作主语，表语，宾语的三
种句法功能。 3能正确地运用to be done结构完成相关的
练习。
【语境展示】 观察下面各句中动词不定式的被动式的用法，然后加以总结。
1. he has a good heart and is willing to help people.Besides he likes to eat cookie
作宾语
And it refuses to be eaten.
常接不定式做宾语的动词
速记口诀：三个希望两答应，两个要求莫 拒绝；设法学会做决定，不要假装在选择 妙语诠释：
三个希望两答应： hope, wish, want, agree, promise
两个要求莫拒绝：demand, ask, refuse 设法学会做决定：manage, learn, decide 不要假装在选择：pretend, choose

我想从贵公司订购一些茶叶。
2) She earned her place in the team by training hard. 她由于刻苦训练而在队里取得了地位。
3) I came in seventeenth place in the games. 我获得了那项比赛的第十七名。
4) He will get a place at test for over an hour.
A. hold B. make C. improve D. receive
3. We have adjusted all the lights in the classrooms so that each room is well lit.
adjust vt./ v_i._适__应__，__调__整，校正
n ad_j_u_s_tm__e_n_t_________ a _a_d__ju_s_t_a_b_l_e______
中英文翻译：
1). If the chair is too high you can adjust it to suit you. 如果这把椅子太高的话,你可以调整以适合你的高度。 2)作为一个老师，你不得不调整你得教学方法以满
M7 U2
Grammar
前置性补偿
1做出诊断
make a diagnosis
2. 检查病人身体 examine the patient
3.需要紧急治疗 need urgent treatment
4. 实施手术 perform operation
5.急救室
the emergency room
6. 径直走向 go straight to
___至__少__3_0_厘__米__的__距__离__。________________________

the lessons difficult. 长时间没到校之后，他感到功课吃力。
2. It happened _i_n_m__y__a_b_s_en__ce_. 这事发生在我没在的时候。
3. _A_b_s_e_n_c_e_o_f_r_a_i_n_caused the plants to die. 缺少雨水，这些植物枯死了。
Noun
ambition absence suitability benefit annoyance
Adjective
ambitious absent
suitable beneficial
annoyed/annoying
Noun
clumsiness firmness
noise psychology
Revising useful structures
--- Infinitives
一.结构 : to do / not to do
二. 时态与语态 不定式 主动语态 被动语态
一般式
to do
to be done
进行式
to be doing ----------
Hale Waihona Puke 完成式 完成进行式to have done
三. 用法/ 功能
1. 作主语 2. 作宾语 3. 作宾语补足语 4. 作定语 5. 作状语 6. 作表语 7. 作独立成分 8. 与疑问词等连用
(1). 主语
To see is to believe. It’s important to learn a foreign language. 不定式作主语时,往往放在谓语之后,用it作 形式主语.
encouragement
Adjective

be （not） +done
请分析下面八个句子分别用了什么时态和 语态，并加以总结
1.English is spoken all over the world. 一般现在时
2.The water is being turned into vapour. 现在进行时 3.Those rooms have not been cleaned yet. 现在完成 4.He was seen to enter the room. 一般过去
现在进行 be (am/is/are) +V-ing be(am/is/are)+being+ V-ed
过去进行 be(was/were)+V-ing
be(was/were)+being+ V-ed
一般将来 will+V原形，或be(am/ will+be+ V-ed, 或be（am/is
is/are) going to+V原形 /are) going to+be+ V-ed
had+been+ V-ed will + have +been + V-ed
用所给动词的被动语态填空
1.Trees __a_re__w_a_t_e_re_d_(water) by them every day. 2.Maths _i_s_t_au_g_h_t__(teach) in our school. 3.His bike _w__as__b_o_u_g_h_t (buy) two years ago. 4.The match _w__as__w_o_n_ (win) by our team yesterday. 5.The work _w__il_l _b_e_f_in_i_s_h_ed_ (finish) in a few days. 6.They _w_e_r_e_t_o_ld_ (tell) to come on time last night. 7.All the windows _h_a_v_e_b_e_e_n_c_l_o_se_d_(close) already. 8.The station __is_b_e_i_n_g_b_u_i_lt_ (build) now.