n environment can help the city bid for the Olympics, which ______ will promote its economic development.

This medicine will ____ him of hiscough.

If the dog hadn’t woken us, we wouldn’t have noticed the fire and it _____ to the house next door.

Today is Children’s Day. The children look ______

Youshouldnotgorafting__________youknowhowtoswim,andyoushouldalwayswearalifejacket[ ]