Yesterday ___ 8-year-old boy fell into the river.____ boy was saved by ______policeman.
| A．a ; A ; a | B．An ; The ; a |
| C．an ; The; the | D．a ; A; the |
— What do you think of math?
— I find difficult to learn it.
| A．that | B．this | C．its | D．it |
We couldn't see the road clearly the heavy snow.
| A．because | B．because of |
| C．so | D．though |
You should take the doctor's , and I believe you will get well soon.
| A．question | B．advice |
| C．fun | D．experience |
—You are wearing a blue dress．How beautiful it is!
—_____________________
| A．I am glad to hear that. | B．Thank you. |
| C．Really? | D．Not at all. |
The baby is crying. Can you make him _______crying ?
| A．to stop | B．stopped |
| C．stops | D．stop |