Tom has few problems __________ my words, he is so smart.

The government decided to tear down the old bridge, which was not strong enough to allow the ___ of heavy vehicles (车辆).

Why is John so happy—He is lucky and he has _____ one minute to finish his work, no more and no less.

Our monitor always helps other students ____ their lessons and he never says any bad words _____ others.

There are many new words,you’d better in a dictionary.