He felt surprised that he couldn't say a word with is mouth wide open．（ ）
| A． |
very |
B． |
such |
C． |
so |
D． |
too |
—The air pollution in our city is becoming worse and worse.
—That’s right. But the government is trying to ________ this problem.
| A． |
solve |
B． |
plan |
C． |
answer |
D． |
discover |
Tina gets up early every morning, so she is ________ late for school.
| A． |
often |
B． |
always |
C． |
usually |
D． |
never |
—Laura is a ________ girl.
—I think so. She is only 3, but she isn’t afraid of singing in public.
| A． |
clever |
B． |
serious |
C． |
brave |
D． |
careful |
— I have a ________. What should I do?
— You should go to the dentist.
| A． |
toothache |
B． |
headache |
C． |
stomachache |
D． |
fever |
— Is this your Bing Dwen Dwen (冰墩墩)?
— No. ________ is on the sofa.
| A． |
Hers |
B． |
His |
C． |
Yours |
D． |
Mine |