Modern science has given clear evidence ____ smoking can lead to many diseases.
| A．what | B．which | C．that | D．where |
It is said that the number of doctors invited to the meeting _____100, but a number of them _____ absent for different reasons.
| A．is; were | B．is; was | C．are; were | D．are; was |
--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 |