A primary school in England has ____ signs at its three entrances（入口）， saying： Greet your child with a smile， not a mobile．（ ）
A．put intoB．put offC．put onD．put up
It's not ___________to talk with your mouth full.（ ）
| A． |
boring |
B． |
polite |
C． |
terrible |
D． |
sleepy |
I have a few books on Chinese food.You can borrow ___________ if you want.（ ）
| A． |
one |
B． |
it |
C． |
much |
D． |
a little |
﹣﹣﹣What's twenty and fifty？
﹣﹣﹣It's ____________________.（ ）
| A． |
fifty |
B． |
seventy |
C． |
eighty |
D． |
ninety |
If the weather is nice，we could have a（n）___________ in the park.（ ）
| A． |
picnic |
B． |
chance |
C． |
place |
D． |
idea |
Jim started to play ___________ violin when he was five.（ ）
| A． |
a |
B． |
an |
C． |
the |
D． |
/ |