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人教版高中英语必修二课件:Unit4 Learning about language(共PPT)_图文

高一人教新课标版必修二
Unit 4
Wildlife protection
Learning about language

Discovering useful words and expressions
1. Find the word or expression for each of the following meanings from the text.
1. far away in space or time distant 2. to go down to a lower level decrease 3. able to control events powerful 4. to do something to make a change affect 5. to understand how serious a situation is appreciate

6. to run after animals in order to kill or catch them hunt 7. to keep someone or something safe from harm protect…from 8. to do something as a reaction to something done or said respond 9. feeling of comfort when something worrying has ended or not happened
relief

2. Complete the passage with words and phrase below in their proper forms. protect … from wild reserve powerful appreciate hunt relief species
Wendy Lee was a famous photographer and always photographed w__il_d_ animals in their natural habitat. One day she drove her car into the local game _re_s_e_r_v_e as usual to _h_u_n__t for some animals to photograph.

After a while she saw some zebra with black and white lines going beneath their stomachs. “This must be a special _s_p_e_c_ie_s_ of zebra,” thought Wendy. “I’ve never seen one like this before.” Suddenly the zebra looked up and moved away as quickly as they could.

Wendy looked around and saw a p__o_w_e_r_fu_l lion in the grass. She a_p__p_r_ec_i_a_t_ed__ the danger, so she sounded her horn loudly until the lion turned and walked away. Wendy waited for several minutes to make sure the lion was not coming back. Then she gave a smile of _re_l_ie_f_.

But soon her smile disappeared because she realized that in _p_r_o_te_c_t_in_g the zebra _fr_o_m__ the lion she had lost her best chance of taking some amazing photographs!

Grammar
The Present Progress Passive Voice

Can you find the following sentence in the reading passage?
1. Our fur is being used to make sweaters like yours.
2. Daisy turned round and saw she was being watched by an excited elephant.

现在进行时的被动语态表示说话时或 现阶段某个被动的动作正在进行,谓语 动词的形式为“is / are / am + being+ 过去分词”。如果去掉being,就成为 一般现在时的被动语态或系表结构。 试比较下列句子:

Look! The children are being taken care of by their aunt. 瞧!孩子们现在正由姑母照看着。(指现 在的情况) Children are taken good care of at school. 孩子们在学校被照看得很好。(指通常的 情况)

The report is being written by one of the best students. 报告正在由一个最好的学生写着。 The report is well written. 报告写得很好。(系表结构)

现在进行时被动语态的用法: 1. 表示现阶段正在进行的动作
现在进行时的被动语态可以表示目 前这一阶段主语正在承受谓语动词 的动作。例:

Rainforests are being cut and burned at such a speed that they will disappear from the earth in the near future. 热带雨林被砍、烧得这么快,他们将在不 久的将来从地球上消失。
Many interesting experiments are being carried out these days. 最近正在进行许多有趣的实验。

2. 表示计划或安排 现在进行时被动语态还可表示按计划、安 排主语将要承受谓语动词的动作(仅限于少 数及物动词)。例: A folk song is being sung next. A party is being held tonight. It is said that a plane is being flown by him to America at eight next Sunday morning. 据说下周日早上八点他将开飞机 去美国。

3. 没有进行时的被动语态的动词 一些表示状态、心理活动、拥有、存在等的 动词一般不用进行时被动语态,常用一般现在 时被动语态表示此时此刻或目前主语承受谓 语动词的动作。如: 小王,过来,有你的电话。 【误】 Xiao Wang, come here. You are being
wanted on the phone. 【正】 Xiao Wang, come here. You are want
ed on the phone.

4. 其他形式表示被动结构 “be +under/ in等介词+名词”结构可代替进 行时被动语态。例: The city is under attack (is being attacked) at the moment. 目前这个城市正受到进攻。
The bridge is under repair / construction (=is being repaired/ constructed). 桥梁正在修理中/建筑中。

The problem is under discussion (=is being discussed) at the meeting. 问题正在会上讨论。 The telephone is in use (=is being used) now. 电话正在使用中

Answer the following questions
1. Who is studying the rhino? The rhino is being studied by _B_e_i_ji_n_g__U_n_i_v_e_r_si_t_y_s_tu__d_e_n_ts.
2. Who is protecting the African elephant? The African elephant is _b_e_in_g__p_r_o_te_c_t_e_d_b_y__t_h_e_W__W__F.

3.Who is hunting the Tibetan antelope? The Tibetan antelope is _b_e_in_g__h_u_n_t_e_d_ __b_y_p_e_o_p_l_e_w__h_o_w__is_h__to__t_a_k_e_t_h_e_f_u_r_ __fr_o_m__u_n__d_e_r_t_h_e_ir__st_o_m__a_c_h.s.
4.Who is taking photos of the panda? The panda is _b_e_in_g__p_h_o_t_o_g_r_a_p_h_e_d_b_y__D_a_i_s_y_.

5. Who is killing the whales? The whales _a_r_e__b_e_in_g__k_il_l_ed__b_y__th_e_ _J_a_p__a_n_e_se__fi_s_h_e_r_m_a_n_.
6. Who is attacking the mice? The mice a_r_e__b_e_in_g__a_tt_a_c_k_e_d__b_y_t_h_e_cat.

7. What is being done for the Milu deer? They are being kept in _a__r_e_se_r_v_e__n_e_a_r_B_e_i_ji_n_g_._.
8. What is being done for the rhino? It is being p__ro_t_e_c_t_ed__b_y__th_e__g_o_v_e_r_n_m_ent _o_f_t_h_e_c_o_u_n_t_r_ie_s__w_h_e_r_e_i_t_l_iv_e_s__.

9. What is being done to the rainforest? It is b__ei_n_g__d_e_st_r_o_y_e_d_b_y__t_h_e_p_o_o_r___ fa_r_m_e_r_s_w__h_o__w_a_n_t_l_a_n_d__to__g_r_o_w_c_r_o_p_s_..
10. What is being done to millipedes? They _a_r_e_b_e_i_n_g_u__se_d__to__m__a_k_e_d_r_u_g_s _t_o__p_ro_t_e_c_t_p_e_o_p_l_e_f_r_o_m__m_o_s_q_u_i_t_o_e_s.

真题链接
1. A new cinema ___D___ here. They hope to finish it next month. A. will be built B. is built C. has been built D. is being built
解析:由they hope to finish it next month,可以知道“建造”工作正在 进行,而且主语cinema与动词build之 间是被动关系,因此使用现在进行时 的被动语态。

2. Rainforests _C___ and burned at such a

speed that they will disappear from the

earth in the near future.

A. cut

B. are cut

C. are being cut D. had been cut

解析:从句子的语境they will disappear from the earth in the near future 可以 知道,“热带雨林被砍伐”正在进行, 因此使用现在进行时的被动语态。

即学即练
1. -Have you moved into the new house? -Not yet. The rooms _D___. A. are being painting B. are painting C. are painted D. are being painted

2. Selecting a mobile phone for personal use is no easy task because technology __A___ so rapidly. A. is changing B. has changed C. will have changed D. will change

3. The building __B___ now will be our

dormitory.

A. build B. being built

C. built

D. building

4. It is said that panda __B___ in our country year after year. A. are being disappeared B. are disappearing C. will be disappeared D. will disappear

Homework
1. Finish exercises on page 29. 2. Finish “using words and
expressions” and “using structures” on page 63-64. 3. Find more information on dinosaurs.


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