Danny often helps me _____ my English and I help him to learn Chinese.

36. — I don’t know whether I shouldaccept the invitation to join Microsoft or get my master degree first.—- Don’t hesitate _______ will you getsuch an opportunity.

The little boy asked his father whether France is ______ European country.

The place_____ the bridge is supposed to be built should be _____ the cross-river traffic is the heaviest.

I am tired after the long work. I want to have a ____ ___.