---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 solving; made |
| C．to solve; making | D．to solve; made |
—She looks very happy. She ______ have passed the exam.
—I guess so. It’s not difficult after all.
| A．should | B．could | C．must | D．might |
Thank you for all your hard work last week. I don’t think we ______ it without you.
| A．can manage | B．could have managed |
| C．could manage | D．can have managed |
---Hi, Tom. Any idea where Jane is?
---She in the classroom. I saw her there just now.
| A．shall be | B．should have been | C．must be | D．might have been |
One of the few things you __ _ say about English people with certainty is that they talk a lot about the weather.
| A．need | B．must | C．should | D．can |
Some people who don’t like to talk much are not necessarily shy；they just be quiet people.
| A．must | B．may | C．should | D．would |