1.Now that thevalve is not worth ______.I suggest it ______.A.to repair/renewing B.repairing/renewing C.to repair/ be renewed D.repairing/be renewed 阀没有修理的价值了,建议换新.

问题描述:

1.Now that thevalve is not worth ______.I suggest it ______.
A.to repair/renewing B.repairing/renewing
C.to repair/ be renewed D.repairing/be renewed
阀没有修理的价值了,建议换新.

搭配如下:be worth doing
suggest doing
suggest ...(should) be done
D

C. to repair/ be renewed

D be worth doing 是个固定句型
suggest + 从句时,从句的动词用should be或should do,同时,should可以省略.