1anything but
2apartment building
3apartment complex
4apartment manager
5application form
6apple pie
7apply for
8apply to
9around the clock
10aroucd the corner
11art exhibit
12art gallery
13art history
1art supply store
2as+形容词+as
3as a matter of fact
4as a rule
5as far as I know
6as far as I'm concerned
7as fit as a fiddle
8as good as
9as it happens
10as long as
11as soon as
12as soon as possible