单词拼写。

根据首字母或汉语提示写出下列单词。

1. Visitors are b____________ from smoking in the museum; whoever breaks the rule will be punished.

2. Realizing that he couldn't swim, the man in the river d____________ tried to reach the side. (绝望)

3. Do not make a ___________ on others only by their appearance. (判断)

4. Don't be so serious. He was just t____________. (逗着玩)

5. In fact, more than half of the soldiers coming home from wars are ____ ill instead of suffering from

   physical injury.

6. — I hear that you don't believe I did the job by myself. 

    — Take it easy. I have __________ trust in your ability. (绝对的)

7. At the opening ceremony, the man gave the guests a welcoming speech on b__________ of the

   community.

甲公司采取欺诈手段与受到欺诈的乙公司订立了一份合同，则该合同（）

A.是有效合同

B.未成立

C.是可撤销合同

D.效力待定