Unfortunately belts are worn only by ________ percent of drivers and passengers in cities.
第一空： about 15
举一反三
- Passengers must fasten their seat belts during take-off or landing.
- Special care must be taken in checking the seat belts of certain types of passengers, especially the elderly, handicapped passengers and others.
- How many cities<br/>will have air quality monitoring systems installed by the end of this<br/>year?() A: 42 cities. B: 220 cities. C: 150 cities. D: 262 cities.
- Many Americans want to have their homes outside the cities and their jobs in the cities.
- Many drivers think that most passengers are very pleasant, although occasionally they can be .
内容
- 0
Only ____________ to have escaped being fined by the policeman. A: did some of the drivers seem B: some of the drivers seemed C: did seem some of the drivers D: seemed some of the drivers
- 1
Only 25 percent of the capital are American-owned.
- 2
Why are Boston and Chicago mentioned A: To demonstrate the development of big cities. B: To exemplify cities with and without mass transportation C: To show mass transportation changed many cities. D: To contrast their rate of growth and development.
- 3
Clothes worn only a few times have to be put aside because of the change of the fashion.
- 4
Only by increasing the number of doctors by 50 percent _____ properly in this hospital.