Wow， the room looks so bright and tidy!
Yes， it ______ every day．（ ）
| A． |
is cleaned |
B． |
cleans |
| C． |
was cleaned |
D． |
cleaned |
The world's population（人口）is getting larger and larger，so scientists are trying to _______ new ways to solve the food problem．（ ）
| A． |
catch up with |
B． |
keep up with |
| C． |
come up with |
D． |
make up with |
It was late．She opened the door______ because she didn't want to wake up her parents．（ ）
| A． |
heavily |
B． |
loudly |
C． |
quietly |
D． |
angrily |
Who helped you clean the room yesterday？
_______．I did it all by myself．（ ）
| A． |
Somebody |
B． |
Anybody |
C． |
Nobody |
D． |
Everybody |
Do you like having food with music？
Yes．I like soft music．It_____ nice．（ ）
| A． |
tastes |
B． |
looks |
C． |
smells |
D． |
sounds |
Are Tom and Lucy______ good friends？
Yes，they are．Please look after______．（ ）
| A． |
your；them |
B． |
your；their |
| C． |
you；them |
D． |
yours；theirs |