“一刻” was about _________. A: 14.4 minutes B: 5 minutes C: 10 minutes

The doctor will be free ______. A: 10 minutes ago B: before 10 minutes C: in 10 minutes D: 10 minutes after

The teacher will be free_____ . A: 10 minutes later B: after 10 minutes C: in 10 minutes D: 10 minutes after

How many minutes ofConcrete mixed in stationary mixers and transported by non-agitating equipment shall be pay? A: 30 minutes B: 20 minutes C: 40 minutes D: 15 minutes

What is the recommended amount of time spent on cleaning A: 5 minutes B: 10 minutes C: 15 minutes D: 20 minutes

( )11. A. About five minutes’ walk. B. About ten minutes’ walk.C. About fifteen minutes’ walk. D. About twenty minutes’ walk. A: A. About five minutes’ walk. B: B. About ten minutes’ walk. C: C. About fifteen minutes’ walk. D: D. About twenty minutes’ walk.

How late was the train（） A: 20 minutes B: 30 minutes C: 40 minutes

-When will he be back? A: ______. B: In five minutes C: After five minutes D: Before five minutes E: Five minutes ago

“When did Tom go out?”____ A: “In ten minutes” B: “For ten minutes” C: “Ten minutes ago” D: “Since ten minutes”

When does the man ask the woman to call him back A: In 30 minutes B: In 40 minutes C: In 50 minutes D: In 60 minutes