It’s important _____ in good health.
| A．keep | B．keeping | C．to keep | D．kept |
——My mother is ill.
——_____
| A．OK. | B．Too bad. |
| C．I am also ill. | D．I’m sorry to hear that. |
As a student , Nacy _____ with her new classmates now.
| A．used to studying | B．is used to study |
| C．is used to studying | D．used to study |
Bob ____a cold And Mary and Sue ____colds ,too . They shouldn’t exercise .
| A．has; has | B．has; have |
| C．have ; has | D．have ; have |
How is the young man? _____
| A．He is twenty. | B．He is a doctor. |
| C．He’s very well. | D．He’s Bob. |