Unit 2 练习. 请根据句意及所给首字母提示补全所缺单词。1. We will r_ the price from $150 to $100. 2. Is it n_ for me to attend the meeting?3. P_ shopping bags are not given freely in supermarkets in China now. 4. The beautiful fan is made of c_.5. Paper is a useful m_. Wood is one, too.6. A lot of things can be r_, such as china cups and lunch boxes. 请选出适当的单词填空，有的需要变换形式。repair, bottle, product, sort, care1. Would you like a _ of orange juice?2. Which of these _ do you want to buy?3. My watch doesnt work. It should _ at once.4. She buys everything that she likes and never _about the price. 5. I _ my books in my bedroom when you came in. . 请根据所给汉语提示完成英语句子，每空词数不限。1. I _ (参加) Sarahs birthday party last Sunday. 2. It wont _ (产生影响) whether you go or not. I can do it all by myself.3. The storm yesterday _ (造成伤害) the wheat. 4. If it rains tomorrow, I will stay at home _ (而不是) going for a ride. 5. The teacher _ (查明) who broke the window already. 6. Linda _ (照料) the children when the parents go to work.7. Water the flowers regularly _ (以便) they can live longer.8. When you plan to visit somebody, call him and _ (确定) he is free.9. Can you do me a favour and _ (打开) the TV?10. She is going to take a vacation _ (如果可能的话). 请根据各题后的要求改写下列句子，每空一词(含缩写)。1. Maria practises playing the piano every day. (改为一般疑问句)_ Maria _ playing the piano every day?2. The man is very rich, but he is not happy. (改为同义句)_ the man is very rich, he is not happy. 3. You can use the cups again. (同上)You can _ the cups.4. Read the book loudly. (改为否定句)_the book loudly. 5. Its better to cross the street quickly now. (同上)Its better _ cross the street quickly now.6. She bought a shirt because it was nice and cheap. (对划线部分提问)_ she _ a shirt?参考答案：. 1. reduce 2. necessary 3. Plastic 4. cloth 5. material 6. reused. 1. bottle 2. products 3. be repaired 4. cares 5. was sorting . 1. took part in 2. make any difference 3. did harm to 4. instead of 5. has found out 6. looks after / takes care of 7. so that 8. make sure 9. turn on 10. if possible. 1. Does; practise 2. Though / Although 3. reuse 4. Dont read 5. not to 6. Why did; buy