Must we finish the homework now？
Our teacher doesn't ask us to． （ ）
A．Yes， we mustB．No， we mustn't
C．No， we needn't
Jack _______ many English books in the past three years.
| A．read | B．reads |
| C．has read | D．was reading |
Jane the computer since 2006,so it doesn’t work well.
A. have bought
B. bought
C. has had
I can’t find my notebook anywhere. I’m afraid I ______it.
| A．lose | B．lost |
| C．have lost | D．was losing |
The fisherman at the bank of the river 8 o’clock.
A. has been , since
B. has come, for
C.came, since
----How long _________ she _______ this book ?
----She _________it from the library two weeks ago.
A. has, kept; borrowed
B. has, kept; lent
C. has, borrowed; borrowed