选择合适的短语填空drop into,an amount,go back into,clean up,come from

选择合适的短语填空
drop into,an amount,go back into,clean up,come from,
add to,talk to,because of,run into,be covered with
1.Everything in this house______dust.
2.Your bedroom looks so dirty.You'd better_____it______.
3.The man______the room,saying nothing.
4.We didn't play basketball______the heavy rain.
5.I thought you______Shanghai.
6.The smokers spend______money on cigarettes every year.
7.When he is free,he often____his friends about music.
8.All litter should be______the dustbin.
9.He asked the waiter_____some hot water_____his coffee.
10.Rivers_____the sea.