1.Doctor or teacher ____ in every part of the world.

问题描述:

1.Doctor or teacher ____ in every part of the world.
A.are needing B.will need
C.need D.are need
2.Bob ___ to be one of the best students in his class
A.thought B.was thinking
C.had thought D.was thought
3.At last the parents had their son ____
A.saved B.saving
C.has saved D.has seen saved

第一个题目的答案有错,D选项应该是are needed
2:D 表示Bob被认为是全班最好的
3:A 表示得救,have something done的用法,例如I have had my hair cut,