Miss Li，could you please help me____this math problem？
OK．Let me try．（ ）
A．look upB．work outC．set up
Sandy really likes eating meat， but she doesn't like eating________．（ ）
| A． |
breads |
B． |
vegetables |
C． |
chickens |
As we know， schools and families play ________ important role in teaching students about the value of working hard．（ ）
| A． |
the |
B． |
a |
C． |
an |
I waited ____ they finished talking．（ ）
| A． |
until |
B． |
if |
C． |
because |
We have to_____the sports meeting for the bad weather．（ ）
| A． |
put on |
B． |
put up |
C． |
put off |
Which is____， the blue one or the red one？
The blue one．（ ）
| A． |
good |
B． |
better |
C． |
best |