I haven' t seen Mary these past few days. I m afraid she ____ herself for some time.
| A．isn't feeling | B．hasn' t been feeling |
| C．hadn't been feeling | D．wasn't feeling |
If I _______ you, I would go with him to the party.
| A．am | B．had been | C．will be | D．were |
. —We’re going to Paris for Sylvia’s birthday. But it’s a secret.
—Is it? OK, I________ her.
| A．am not going to tell | B．will not tell | C．haven’t told | D．am not telling |
He ________ get into his own house because he has lost his keys.
| A．mustn’t | B．doesn’t have to | C．can’t | D．needn’t |
Caspar ________ his leg when he ________in a football match last week.
| A．broke; played | B．was breaking; was playing |
| C．broke; was playing | D．was breaking; playing |
Smoking is one of the ______ of heart disease and it kills lots of people every year.
| A．causes | B．reasons | C．excuses | D．results |