Nobody thought my grandma how to use WeChat. She learned it all by _______ .（ ）
| A． |
myself |
B． |
yourself |
C． |
himself |
D． |
herself |
My hometown is in the south of China. There is _______ rain in spring.
| A．many | B．lot of | C．a lot | D．plenty of |
—Oh, you have a headache and a cough. _______ have you been like this?
—Three days.
| A．How long | B．How soon | C．How often | D．How many |
—I had a backache. I can’t sleep.
—_______
| A．Don’t worry. | B．Not so well. | C．I’m sorry to hear that. | D．Why? |
If you have a headache, you _______ lie down for a good rest.
| A．shouldn’t | B．had better not | C．had better | D．mustn’t |
You _______ eat too many candies. It’s bad for your teeth.
| A．must | B．can | C．should | D．shouldn’t |