Many questions ________ at the news conference, but he answered none.

The rain ______ the beauty of the West Lake. It looked more attractive.

concern

A driver should         __ the road when           .

— What does Mary do?    — Her job ________ helping old people who live alone.

It has been announced by our provincial government that another two medical teams will be sent to _______ the injured people in the severe earthquake.

The invention of steam engine greatly sped up the industrial revolution, which ________ a lot to the take-off of the world.

We allow     in the woods but anyone is forbidden      here.

In dealing with public relations, we should make every effort to prevent the _____ in personality.