语法练习A1: Read this conversation between two people in a sports club. C hoose the correct verb forms. Anna: Excuse me. (1) We ’ ve waited / We ’ ve been waiting to play tennis since 10:30. I t must be our turn now. Tim: I don ’ t think so. Anna: (2) We ’ ve stood / We ’ ve been standing here patiently watching you and it ’ s time for you to stop. How long (3) have you played / have you been playing ? Tim: Since about 9:30. (4) We ’ ve played / We ’ ve been playing two matches so far this morning and (5) we have n’ t finished / we haven ’ t been finishing the third yet. Y ou ’ ll have to wait or do something else. Anna: But (6) you ’ ve played / you ’ ve been playing for more than two hours and it ’ s our turn now. Tim: I said you ’ ll have to wait. Anna: We ’ re tired of waiting and we haven ’ t got anything to do. (7) We ’ ve read / We ’ ve been reading the magazines we brought with us. Tim: Why don ’ t you do something else? (8) Have you tried / Have you been trying the swimming pool? Anna: We don ’ t want to swim, we want to play tennis. Tim: Well, I always play on a Saturday morning. A nyway, (9) we ’ ve already started / we ’ ve already been starting the third match. Anna: Oh well, it looks like we ’ ve got no choice, but (10) we ’ ve booked / we ’ ve been booking for next Saturday so you ’ ll be unlucky then.