(  ) 3. ―How shall we spend this weekend?

       —It's snowing heavily outside. We can skate instead of      football.

C. playing    D. played

( ) 2. ―How does she plan to lose weight?

       ——She does more exercise      limiting diets (饮食).

A. except    B. but

C. beside    D. besides

(   ) 1. As we know，the      is the control center of the body.

A. balloon    B. brain

C. beach    D. blood

5. Check if the computer is c       to the Internet and the power is turned on before you use it.

4. The order was c       because of his mistake.

3. Some stars look very t       in the sky，but they are much bigger than the moon in fact.

2. I always keep the important papers locked i      my desk.

1. There is no d      that these measures will work well in protecting wild animals.

5. Could you please open the windows?(变为否定句）

    you please              the windows?

4. I wonder who was the first man to land on the moon.(同义句转换）

I wonder who was the first man to             the moon.