—Does your uncle still smoke?
—He given it up. It’s two years ever since he .
| A．can’t have; smoked | B．may have; smoked |
| C．should have; has smoked | D．should have; didn’t smoke |
Father said he would come to my graduation ceremony, he didn't, _______.
| A．though | B．personally | C．indeed | D．anyway |
Be _____we can' t expect an absolute freedom of expression.
| A．confident | B．creative | C．grateful | D．reasonable |
Sometimes people just believe what they see, ______the reality may be different.
| A．as if | B．even though | C．since | D．unless |
- The speaker is a tall man with glasses.
- Then it_____ be Mr. Smith, who is short and thin.
| A．wouldn't | B．won't | C．mustn't | D．can't |
I have to see the doctor this afternoon because I ____ a lot lately.
| A．have been coughing | B．had coughed | C．coughed | D．cough |