用所给动词的适当形式填空。

1．I ________ (want) ________ (buy) some food for supper today.

2．The big shop ________ (open) at 8:30 in the morning.

3．________ you ________ (buy) an English book last month?

4．I'll go to the park if it ________ (not rain) tomorrow.

5．There ________ (be) a football game in our school tomorrow.

6．It's eight o'clock in the morning. What ________ Tom ________ (do)?

7．Would you like ________ (have ) a cup of tea?

8．I have a good friend ________ (call) Jim.

9．Mr. Wang is giving a ________ (swim) lesson to the children.

10．He thought hard and ________ (have) a good idea.

（10宁夏17）．下表列出的是一种金属的部分性质：

（1）根据所列出的该金属的性质，该金属可用于制造     ，因为它既          又                。由于其密度仅约为铁的三分之一，所以它的合金是制造飞机机身的重要材料。要成为飞机机身材料，其合金的性质至少应在     方面与它的纯金属相比较要有明显提高。

（2）把这种金属放入稀盐酸中，可产生一种无色可燃性的气体。这说明该金属还可以与       溶液（写一种）反应，生成金属单质   。如果要证明其金属活动性比锌强，则它应可以与       溶液反应，生成单质    。