Unit 1 Nature in the balance Period 3 Grammar and usage 导学案（含答案） 2024-2025学年高一英语译林版必修第三册

1. Learn and understand ellipsis；
2. Figure out the meanings of some important expressions.
Ⅰ. Summarize the main idea of the dialogue in Part A on P6 with about 30 words.
Ⅱ. Complete the exercises in Parts A & B on P67．
Ⅲ. Finish the following exercises.
1. 用括号中所给动词的适当形式填空。
(1) When first __________(introduce) to his new colleagues, he felt very nervous.
(2) It shames me to say it, but I told a lie when __________(question) at the meeting by my boss.
(3) Generally speaking, when __________(take) according to the directions, the drug has no side effects.
(4) Unless __________(invite) to speak, you should remain silent at the conference.
(5) When __________(complete), the museum will be open to the public.
(6) Though __________(lack) money, his parents managed to send him to university.
(7) The research is designed in such a way that once __________(begin), it cannot be changed.
2. 将下列句子改写为省略句。
(1) She works harder at English than I work.
______________________________________________________________________
(2) Is there anybody you want to see
______________________________________________________________________
(3) Why don't you go picnicking with us in the mountain
______________________________________________________________________
(4) You may go with us if you want to go with us.
______________________________________________________________________
(5) Mary likes reading better than she likes going to parties.
______________________________________________________________________
(6) What a pity it is that you can't come with us!
______________________________________________________________________
Ⅰ. 单句语境填词，注意词的词性和词形。
1. We also know that since the industrial revolution began, mankind's actions have contributed significantly to that g__________ effect.
2. The side effects of g__________ warming, which have seriously threatened the survival of human beings in the future, are particularly worrying.
3. At the end of 2016, a g__________ explosion happened in a coal mine in Chifeng, killing at least 30 people, some of whom were local people.
4. I have just spent a holiday there and would __________(推荐) it to anyone.
5. You can be involved in any manner; even volunteering for an __________(组织) can help you be more social.
6. After I had read the book I could fairly claim to be an __________(专家).
7. “The market is __________(完全地) dead this morning，” said one foreign exchange trader.
8. We regret to inform you that your __________(申请) has not been successful.
Ⅱ. 从方框中选择恰当的短语填空。
come up with; call for; be devoted to; at the entrance to; sign up
1. My mother __________ our family and we all love her so much.
2. We have been asked __________ some new ideas.
3. Visitors should stand __________ the cubicle and make their presence known first.
4. Jack wanted __________ for the school basketball team, hoping that one day he could become a professional basketball player.
5. This event __________ everyone to stand up and take on responsibility towards a sustainable(可持续性的) future.
Ⅲ. 完成句子。
1. 我以前没有去过纽约，简也没去过。
I hadn't been to New York before and ________________________．
2. 过马路时要当心车辆。
Look out for cars ______________________________________．
3. 有多少国家参加了上届奥运会？
How many countries ____________________ the last Olympic Games
4. 我想我明天就可以修好它，如果不行，你就只能等到星期五了。
I think I can fix it tomorrow. ________________， you'll have to wait till Friday.
Period 3　Grammar and usage
【活动方案】
Activity 1:
Ⅰ. The dialogue is mainly about a documentary on environmental protection, which includes some major problems and interviews. At the same time, some leading experts come up with great ideas. Besides those, the speakers decide to publicize environmental issues to raise people's environmental awareness.
Ⅱ. A　Exploring the rules
Answer key to Exercise A：
2. You can watch it online if you want to (watch the documentary about environmental protection).
3. I felt worried when (I was) watching the documentary.
4. Some call for the application of modern technology, and others (call for) a change of lifestyle.
5. (Have you) Got any ideas
6. (Making a brochure about environmental problems/It) Sounds great!
Working out the rules：
(1) repeating　(2) informal
B　Applying the rules
Answer key to Exercise B1：
1. Though I would like to, I cannot watch the documentary this weekend.
2. Cows live on land, and fish in the water.
3. The Amazon rainforest is smaller now than 50 years ago.
4. He had planned to borrow a book on environmental protection, but he didn't.
5. When taking photos of wildlife, we should make every effort to ensure that we keep away from the animals.
Answer key to Exercise B2：
Last weekend, I took part in a forest clean up activity. It was organized by GreenHope, an organization devoted to protecting forests. At first I didn't want to (take part in the forest clean up activity), but then I thought, “What if nobody goes？” Our team leader, Joe, took us to a forest outside the city. I was sad to see litter everywhere. There was a “No littering (is allowed here)” sign at the entrance to the forest, but that didn't stop people from throwing their rubbish on the ground. Joe divided us into two groups：one group cleaned up the north side of the forest, and the other group (cleaned up) the south side (of the forest). We worked for several hours and (we) were happy to see that the forest looked cleaner than (it had looked) before. It was absolutely worth our effort! There'll be another clean up activity in the green belt next Saturday. You can find Joe and sign up if you're willing to help. Everyone who takes part (in the activity) will receive a medal. I'll join you too if I have time.
Ⅲ. 1. (1) introduced　(2) questioned　(3) taken
(4) invited　(5) completed　(6) lacking　(7) begun
2. (1) She works harder at English than I.
(2) Anybody you want to see
(3) Why not go picnicking with us in the mountain
(4) You may go with us if you want to.
(5) Mary likes reading better than going to parties.
(6) What a pity that you can't come with us!
Activity 2：
Ⅰ. 1. greenhouse　2. global　3. gas
4. recommend　5. organization　6. expert　7. absolutely　8. application
Ⅱ. 1. is devoted to　2. to come up with　3. at the entrance to　4. to sign up　5. calls for
Ⅲ. 1. neither had Jane　2. when crossing the road 3. took part in　4. If not