Mrs. Bond is a good teacher, he is also an old friend of __________.
| A．Anna mother | B．Anna mother’s |
| C．Anna’s mother | D．Anna’s mother’s |
There are two new students in our class.I don’t know _____of them.
A. either B. nor C. neither
Our teacher told us____an electric bike.It’s too dangerous.
A.to ride B.not to ride C.not ride
—Why didn’t you ask me to help you with your work?
—You are so busy. I won’t ___________ much of your time.
A. take up B. take off C. take to
The number of the students in our school____about 1000 and a number of them____boys.
A. are ;is B.is;is C.is;are
The book is worth____.
A. to read B.reading C.read