---How did the accident happen? ---You know, it ________difficult to see the road clearly because it_________.
I know the country very well because I ______ here since 1988 .
-I like to ______ my car to work.-But I like to go ______ subway.
-______ do you like the trip to Wuhan?-It’s wonderful.
-How far is it from your home to the cinema?-__________.
-______ does it take you to water the flowers?-Thirty minutes.