－The door was open.
－It ______ open. I had locked it myself and the key was in my pocket.
| A．can not be | B．must not be | C．can not have been | D．must not have been |
--Can you come here on time for the party?
---__________. I’m free this afternoon.
| A．No good | B．No way | C．No problem | D．No wonder |
Mr. White ______ from heart trouble, and he takes some medicine with him.
| A．suffered | B．has suffered | C．was suffering | D．has been suffered |
My mother asked me ______.
| A．what does he want | B．what he wants | C．what did he want | D．what he wanted |
Our English teacher is ill, and we are all ______ her health.
| A．concerned about | B．careful of | C．grateful for | D．calm down |
I want your ______, sir. I don’t know what to do with it.
| A．advices | B．piece of advices | C．advice | D．two advices |