19. This is the key _____.. 19. This is the key _____. A. which you are looking for B. for which you are looking C. for that you are looking D. you are looking for which选B为什么错?
问题描述:
19. This is the key _____..
19. This is the key _____.
A. which you are looking for B. for which you are looking
C. for that you are looking D. you are looking for which
选B为什么错?
答
look 是不及物动词,接宾语要跟介词,look for 不能分开
正确答案是A