I can't attend 　　　 the meeting because I have work to do.?

A.　at；some other　　　　　　　　　　 B.　to；other some?

C.　/；some other　　　　　　　　 D.　/；another?

—You　　　 part in the party in time.?

—Sorry，I was delayed by the accident.?

A.　are supposed to take

B.　have supposed to take?

C.　are supposed to have taken

D.　supposed to take?

Tom kept quiet about the accident　　　 lose his job.?

A.　so not as to　　　　　　　　　 B.　so as not to?

C.　so as to not　　　　　　　　　 D.　not so as to?

A.　Try as she might　　　　　　　B.　As she might try?

C.　She might as try　　　　　　　D.　Might she as try?

考查情态动词的用法。句意为：你什么意思，只有10张票吗？应该是12张。should表示可能性推测，意为“应该”，符合句意。would表示过去将来；will表示意愿；shall表示一种语气，均不合句意。