Each player of chess is trying to trap the other player’s king into a position _________escape is impossible

Although she didn’t know the best way of getting to places, she insisted that she ____________ the trip properly.

If your house catches fire, you should call _____________ for help.

The box is too heavy to carry. What’s in it—-Oh, it ______ books.

Few children are as bright as he is, andalso, he worked very hard .—It’s no______ that he always gets thefirst place in any examination.