17.( ) When we realize yesterday is gone forever, we find we are growing up ____.
A. little by little B. step by step C. one by one D. side by side
16.( ) The air is fresh outside. Let's go and take a walk, ____?
A. will you B. shall we C. don't you D. aren’t you
15.( )-- Would you mind _______ my pet dog when I am out?
-- Sorry, I can’t.I have to study for my test this week.
A.take cave of B.taking care of C.to take care of D.taking care
14.( )-- Why not ________ music club? -- I’m sorry.I can’t sing or dance.
A.to join B.join C.joining D.to join in
13.( )Remember to______ the lights when you leave your classroom.
A.turn on B.turn off C.turn up D. turn down
12.( )This English newspaper is very easy for the students because there are ___ new words in it.
A.little B.a little C.few D. a few
11.( )_____ sleep too late.It’s bad for your health.
A.Do B.Not C.Don’t D.Please not
10.( )In our city,_______ middle school students want to work as a teacher in the future.
A. thousand B. thousand of C. thousands of D. two thousand of
9.( )My parents always stop me ______ with my friends on line.
A.to talk B.talking C.to speak D.speaking
8.( )It has a strange smell in your room.You'd better keep the window ______.
A.open B.opens C.closes D.closed