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. 
#98972
A
help
B
to have helped
C
to help
D
having helped
推荐题目
_________ to the sunlight for a long time does harm to one’s skin. 
#91539
A
Exposing
B
Be exposed
C
Exposed
D
Being exposed
Its this TV set which you wish     ?
#97487
A
to have it repaired
B
to repair
C
to have repaired
D
will be repaired
______the room, a letter was seen lying on the desk.
#95493
A
Entering
B
Entered
C
After entering
D
When he entered