一、用括号里所给的句型造句。1. 似乎没有人知道刚才发生了什么事。(It seems that...)

2. 那个女士和女演员一样高。(the same... as)

3. 我怀疑他是否将信守自己的诺言。(doubt; keep one's word)

4. 你可以改正错误。(correct the mistakes)

5. 你知道那块石头的重量吗？(the weight of...)

二、根据句子的需要填入适当的词。1. At first, the king was happy ______ the golden crown.

2. Is it made completely ______ gold?

3. When Archimedes got ______ the bath, some water ran ______.

4. Archimedes weighed the crown and asked the king ______ some gold ______ the same weight.

5. ______ a bad man the crown maker was!

三、以括号里单词的适当形式填空。1. Swimming, fishing and horse ______ (race) are his favorite sports.

2. A man was ______ (hit) by an E - motorbike in the street.

3. I wish all people can work ______ (happy) and live ______ (happy).

4. I should tell you. I'm ______ (complete) new to this kind of work.

5. These containers are not of the same ______ (weigh).

6. It is a little difficult ______ (solve) the environmental problem.

7. The sky was ______ (fill) of tiny sand.

8. The kitchen was ______ (fill) with smoke.

9. I ______ (true) believe that this decision is the right one.

10. How ______ (excite) Archimedes was!

四、课文改写填空。One day in ancient Greece, King Hiero asked a crown maker to make him a golden crown. At first, he was very happy (1) ______ it. However, he began to doubt that it was a (2) ______ (really) golden crown. He gave the crown to Archimedes and asked him to find out the (3) ______ (true). At first, Archimedes thought this problem (4) ______ (seem) difficult to solve. When he was (5) ______ (take) the bath, some water ran (6) ______. He suddenly thought out a way to solve the (7) ______ (king) problem. He asked the king (8) ______ some gold of the same weight. After the experiment, they found that the crown was not (9) ______ (complete) made of gold. The King then (10) ______ (send) the crown maker to prison.