—Did you watch the basketball match yesterday? —Yes. You know, Jeremy Shu-How Lin, who is one of my heroes, ________ in the match.

 —Who’s the little boy in the photo , Susan ? — It’s me . This photo          ten years ago.

. You had better take enough money with _________ while you ___________.

There _______ less air pollution in the country .

We will visit the Summer Palace if it          tomorrow.