Unit 5First AidI. 根据下列各句句意及所给单词的首字母或汉语提示，写出该单词的正确形式。1. Medical experts will train doctors to t_ the disease.2. Dont put so much p_ on the table; its going to shake and break under your weight.3. The policeman showed great b_ in the face of danger.4. We called the police and _ (救护车) but it was a long time before they arrived.5. The two families are busy today preparing for the wedding _ (仪式) tomorrow.II. 用适当的介词填空。1. We attended a dinner party hosted _ the president of the company.2. Mark performed an operation _ Daisys ankle yesterday.3. Thank you _ giving me the address. Ill write off at once.4. Ruth is looking forward to taking a tour _ England.5. They found that everything was taken away _ their house.6. We are proud _ what you have achieved in your study.7. What problems should I watch out _ when buying an old house?8. I dont want to get involved _ some lengthy argument about who is to blame.III. 用方框内所给短语的适当形式填空。make a difference, put ones hands on,take part in, a number of, apply for1. I know their address is here somewhere, but I cant _ it right now.2. To repair this cupboard, you will need _ specific tools.3. Everyone has his special skills and interests, and only by discovering them can he truly _.4. Only this years graduates are allowed to _ the most popular subjects for a Masters degree. 5. People who _ this sport are likely to get injured. IV. 根据所给提示将下列句子翻译成英语。1. Robert因为没有付电费，所以被断电。(cut off)_2. 我正要去看你，这时碰到了George。(when)_3. 毫无疑问，吸烟会严重损害我们的健康。(There is no doubt that .)_Key:I. 1. treat 2. pressure 3. bravery4. ambulance 5. ceremonyII. 1. by 2. on / for 3. for 4. of / around 5. from 6. of 7. for 8. inIII. 1. put my hands on 2. a number of 3. make a difference 4. apply for 5. take part inIV.1. The power was cut off because Robert didnt pay the bill.2. I was just coming to see you when I ran into George.3. There is no doubt that smoking can seriously damage our health.2