—Listen ! Helen is singing in the next room.
—It __________ be Helen. She is in Tianjin now.
| A．can’t | B．mustn’t | C．may not | D．shouldn’t |
Mrs White is mother.
A.Ben and Tom’s
B. Ben and Tom
C. Ben’s and Tom
Jenny’s hair is longer than .
A. my B. mine C. me
September 10th is .
A. Children’s Day
B. Christmas Day
C. Teachers’ Day
We will go to Great Wall next weekend.
A. a B. an C. the
The Yellow River is ____ river in China.
A. the second longest
B. the longest
C. second longest