We have been waiting____us,but he hasn't come yet.A.for him helps B.him to help C.for him to help D.him helping

We have been waiting____us,but he hasn't come yet.A.for him helps B.him to help C.for him to help D.him helping
We have been waiting____us,but he hasn't come yet.
A.for him helps B.him to help C.for him to help D.him helping

We have been waiting____us,but he hasn't come yet.A.for him helps B.him to help C.for him to help D.him helping
C.for him to help

wait for sb to do
等待某人做某事
答案 C

c wait for sb to do 等某人做谋事

C.for him to help
我们一直在等他来帮我们，但是他到现在都还没有来~