. ---Learning a language isn’t easy. It takes time.
---I agree. ________. There is no short cut.
| A．All roads lead to Rome | B．Rome was not built in a day |
| C．Practice makes perfect | D．Slow but sure wins the race |
—You seem familiar with Mr. John?
—Sure, we ______ together for three years in the 1990s.
| A．have worked | B．had worked |
| C．are working | D．worked |
Most students think this book is useful as it _______ all the basic grammar rules they need to know.
| A．deals | B．covers | C．says | D．teaches |
—Mr. Smith, would you have some more ice-cream?
—No, thanks. It’s very good, but I have to ______ my weight, you know.
| A．watch | B．remain | C．pull | D．gain |
Because they hadn’t booked a room in advance, there were______ left when they arrived at the hotel.
| A．none | B．no one | C．nobody | D．nothing |
We were caught in________ heavy rain but afterwards we enjoyed_________ bluer and cleaner sky.
| A．a, the | B．不填; the | C．a, a | D．不填; the |