________ the football game will be played depends on the weather.

[　　]

________ men have learned much from the behavior of animals is barely new.

[　　]

The murderer refused to come out，so the police had no choice but ________.

[　　]

A．forced open the door

B．to force the door open

C．force the door open

D．breaking into the house

“Jim,”Mr Li said，“_________ father used to be a teacher failed to pass the exam.”

Ann never dreams of __________ a chance for her to be sent abroad so soon．

[　　]

_________ he said on the subject was full of wisdom．

[　　]

A computer cannot remember who_________；it simply does what __________.

[　　]

A．will use it; it was told

B．uses it; it has told

C．has used it; it was told

D．has used it; it told

This rocket is so designed that once _________，nothing can be done to retrieve it．

[　　]

--Have you visited the Science Museum?

--No，but I really wish I _________.

[　　]

--Why can't I smoke here?

--At no time __________ in the small meeting-room．

[　　]

A. does smoking permit

B．is smoking permitted

C．smoking is permitted

D．permits smoking