A．根据句意和汉语提示，在空白处填入一个适当的单词（每空限一词）。

1.My cousin was busy _____________(回复) to his penfriend when I came to visit him.

2.I spent half an hour looking ___________ (从头到尾) the evening paper.

3. .If you visit Chengdu,you can enjoy the _________(当地的）delicious  food.

4.Wearing_____________(围巾) in winter makes us feel warm.

5.Which TV set should I choose ?It’s hard for me to make             (决定).

B．用括号内所给词的适当形式填空（每空不限一词）。

1. Young girls are crazy about using MeiTu to make photos much __________(pretty).

2. Many experts think fresh air and clean water ___________(become) the most avluable some day.

3. Jack was so ___________(active) that he lost many chances to go abroad for further study.

4. The science fiction book my son looks forward to __________（sell）well in the bookshop the other day.

5. I broke the glass. The woman looked at me _______________(straight) and angrily.

6. The 23-year-old man was out of breath after he climbed to the ___________ (40) floor.

7.You had better _____________(not be) rude to the old.

8.We should protect the animals because they are ____________(human) friends.

9 The poor little swans have built ________(they) a nice home in the nature reserve.