What's the teacher saying to him？
She is saying ， "Don't talk in class ． "（ ）
| A． |
She，saying，Don't，talk |
| B． |
Don't，class |
| C． |
Don't，talk，class |
| D． |
Saying，Don't |
I found ________difficult for me to finish the work on time．（ ）
A．thatB．itC．this
You can surf the Internet _________ you want to know more about the 2020 World Middle School Games．（ ）
A．ifB．althoughC．until
_________beautiful city!
Yes． Tourists from all over the world come to visit it every year．（ ）
A．HowB．WhatC．What a
Must we clean the classroom at once？
No， you ________． You may clean it after school．（ ）
A．mustn'tB．needn'tC．can't
When are we going to see the movie Zoo Topia， this afternoon or tonight？
________ is OK． I'm free today．（ ）
A．EitherB．BothC．Neither