It is estimated _____ a direct flight from Beijing to San Francisco would take more than10 hours.
A: when
B: that
C: before
D: which
A: when
B: that
C: before
D: which
举一反三
- Choose the correct words or phrases to complete the sentences.____ that a round-trip flight to Mars would take more than a year and a half. A: For estimation B: It is estimated C: estimate D: Estimating To
- If you have 20 pages to be typed, how long does it take to get them finished A: More than 48 hours B: More than 24 hours. C: Within 24 hours. D: In 24 minutes.
- There are 800 runners in a marathon（马拉松）. The mean（平均的）running time is 4 hours exactly. Which of the following must be true? A: Half the runners take more than four hours. B: Most people take four hours. C: The total time taken is 3,200 hours. D: Everyone takes four hours.
- Ms. Sanderson’s flight from Brussels was delayed for ______ three hours. A: now that B: within C: more than D: still
- Q: How many hours is the flight from Toronto to Beijing? A: 18 hours B: 28 hours C: 20 hours D: 19 hours