A: about 20 seconds.
B: about 30 seconds.
C: about 10 seconds.
D: about 5 seconds.
举一反三
- A tornado usually lasts about 30 seconds.
- 确保两次启动之间的时间至少间隔 30 秒。 A: Make sure that the time between starts is a minimum of 30 seconds. B: Check that 30 seconds have elapsed between starts. C: Check that 30 seconds have timed between starts.
- It was about 30 seconds before Alex ________ from the water. we are quite scared。
- Endotracheal aspiration should be limited to :() A: within 2 seconds B: within 5 seconds C: within 10 seconds D: within 20 seconds E: within 30 seconds
- 17e0c472232d984.jpgIt was about 30 seconds before Alex __________from the water; we werequite scared.
内容
- 0
An average person can remember about ______chunks within 30 seconds。 （ ）。 A: 8 B: 9 C: 7 D: 6
- 1
It was about 30 seconds before Alex ________ from the water. we are quite scared。 A: appear B: emerge C: disappear D: emend
- 2
According to the report, we have about 60 seconds to ________ of our audience when we speak.
- 3
Questions 17—20 are based on the following news. You now have 20 seconds to read Questions 17—20. What is the first item of the news about A: About Germans on strike. B: About a new-type airplane. C: About an air crash. D: About rescue workers in UK Motor.
- 4
Questions 1 to 5 are based on an interview. At the end of the interview you will be given 10 seconds to answer each of the following five questions. Now listen to the interview. What is essential for a good interviewer A: Professional knowledge. B: Experience in the area. C: Curiosity about interviews. D: Enthusiasm about the jo