Schools across China are expected to hire 50,000 college graduates this year as short-term teachers, almost three times the number hired last year,       reduce unemployment pressures.

A. help              B. to have helped     C. to help    D. having helped 

Not only should you get used ______ under difficult conditions but you also you pay more attention ______ your work well.

A. to work, to do          B. to working, to doing

C. to work, to doing       D. to working, to do

There was a sudden burst of light          a terrible noise.

    A．following    B．to follow    C．followed D．followed by

— Have you seen Michael recently ?

— Yes, in fact I saw him this morning. I ____ him for two years.

A. haven’t seen        B. hadn’t seen       C. didn’t see       D. don’t see

— How long _____ at this job ?

— Since 1990. w。w。w.k。s。5。u.c。o。m w。w。w.k。s。5。u.c。o。m w。w。w.k。s。5。u.c。o。m w。w。w.k。s。5。u.c。o。m

A. were you cmployed          B. have you been employed

C. had you been employed       D. will you be employed

By the time he realizes he ____ into a trap, it’ll be too late for him to do anything about it.

   A. walks    B. walked  C. has walked   D. had walked

-Why does the Lake smell terrible? 

-Because large quantities of water       .  

A. have polluted       B. is being polluted    C. has been polluted   D. have been polluted

—Have you __________?

—No. I had the wrong number.

A. got in     B. got away    C. got off    D. got through

Being a parent is not always easy, and being the parent of a child with special needs often carries with ___ extra stress. 

A. it              B. them             C. one             D. him 

40. It would be very safe if you_________ the door_________ to the garden.

A.fasten;led                           B.will fasten;leads

C.fastened;leading                      D.fastened;to lead