I was really anxious about you. You ________ home without a word.

[　　]

A．mustn't leave

B．shouldn't have left

C．couldn't have left

D．needn't leave

John shut everybody out of the kitchen ________ he could prepare his grand surprise for the party.

[　　]

He ________ when we were talking about ________ expenses.

[　　]

Can you make sure ________ the gold ring?

[　　]

—When can I come for the photo? I need them tomorrow afternoon.

—They ________ be ready by 12:00.

[　　]

My sister ________ here by now, for she look the early train.

[　　]

A．must arrive

B．can have arrived

C．ought to arrive

D．ought to have arrived

I told Sally how to get here, but perhaps I ________ for her.

[　　]

A．had to write it out

B．must have written it out

C．should have written it out

D．ought to write it out

He decided not to attend her birthday party ________ he had been invited to.

[　　]

________ that the door is locked before you leave the roan.

[　　]

Tom ought to ________ me your secret, but he meant no harm.

[　　]