Tom,you and I could hardly work out the mathematic problem, _______?
| A．could you | B．couldn’t I | C．couldn’t we | D．could we |
--- Tommy is planning to buy a car.
--- I know. By next month, he enough for a used one.
| A．saves | B．saved | C．will save | D．will have saved |
In communication, a smile is usually strong sign of a friendly and open attitude.
| A．the; / | B．a; an | C．a; / | D．the; an |
--- Could I ask you some personal questions?
--- .
| A．Yes, don’t worry. | B．Sure, go ahead. |
| C．Yes, help yourself. | D．Sure, why not? |
---Mary may not like the idea , you know .
--- _____? I don’t care what she minds .
| A. How come |
B. What if |
| C. So how |
D. So what |
_____in convenient locations, chain stores are usually next door to people’s homes and close to the bus stops or underground stations.
| A. Opened |
B. Having opened |
| C. Being opened |
D. Opening |