A.swimming | B.swims | C.swim |
A.by | B.on | C.at |
A.secretary | B.scientist | C.singer |
A.In a factory. | B.She’s a worker. | C.By car. |
A.-Where do you work? -I work in a Police Station. |
B.-What’s your job? -I'm a worker. |
C.-Where are you from? -I'm from the Mars. |
A.Mr Lin is a writer. | B.He is a taxi driver. |