The graduate insisted that he _______ to the West to teach the children there and that what he chose ______ right even though his parents didn’t want him to go.
We are tired of doing ________ homework every day; most of _______ is of no use but of mechanical drill.
The policeman stopped him when he was driving home and ______ him ______ speeding.
—Are there any English story books for us students in the library? —There are only a few, ______.
I have experienced quite a number of cases ______ I really wanted to help but could not have anything to ______.
_______ of taking a bribe(贿赂), the official was being investigated.