No one can be right all the time．When people make mistakes，we shouldn't__them．（ ）
| A． |
wait for |
B． |
send for |
C． |
knock at |
D． |
laugh at |
Della，don't stay up late， you will feel sleepy the next day．（ ）
A．soB．orC．butD．and
I'm afraid that this type of energy will if we continue to waste it．（ ）
A．run outB．break outC．come downD．fall down
They went climbing the morning of May I and came back the afternoon．（ ）
A．on；onB．in；inC．on；inD．in；on
Tom likes playing football and he is member of the club．（ ）
A．the；aB．the；不填C．a；theD．不填；a
Reading is a good way to pass the time on the plane．
_______．I never go travelling without a book．（ ）
A．You are jokingB．That's true
C．I don't think soD．It sounds like fun