_____ China’s reform and opening up in late 1978, its quick development has aroused worldwide attention, which has made America anxious about it.
| A．When | B．As | C．While | D．Since |
The hotel wanted to charge 50$ for the room service, but we couldn’t ______ to live in such an expensive hotel.
| A．spend | B．afford |
| C．charge | D．pay |
— How do you deal with the disagreement between the company and the customers?
— The key _____ the problem is to meet the demand _____ by the customers.
| A．to solving; making | B．to solve; making |
| C．to solving; made | D．to solve; made |
It’s the third time ______ late this month.
| A．that you arrived | B．when you arrived |
| C．that you’ve arrived | D．when you’ve arrived |
George is going to talk about the geography of his country, but I’d rather he ______ more on its culture.
| A．focus | B．focused |
| C．will focus | D．had focused |
—My room gets very cold at night.
—________.
| A．So is mine | B．So mine is |
| C．So does mine | D．So mine does |