You shouldn’t keep a pet _______________ you have enough time to care for it.
| A．if | B．unless | C．though | D．when |
--- You look sad, Kate.
--- Yeah. I made _______ mistakes in my report.
A. a little B. little C. a few
--- _______
--- Yes, some chicken, please.
A. What do you want to drink?
B. May I take your order?
C. Would you like something to drink?
--- Could you tell me?
--- Certainly. In 20 minutes.
| A．when will the train to Beijing leave |
| B．when the train to Beijing would leave |
| C．when the train to Beijing left |
| D．when the train to Beijing will leave |
—Driving less, walking more is good for our health.
— So I’d rather ________ an hour’s walk to work than ________ driving a car.
| A．take; consider | B．take; to consider |
| C．to take; to consider | D．taking; considering |
— You won the first prize in the Physics competition.
— _________. I made several terrible mistakes.
| A．I think so | B．You must be joking |
| C．You are welcome | D．It doesn’t matter |