Traffic jams are not only annoying but also ____________. The extra time and fuel wasted be- cause of traffic congestion add up to almost $_________________.
第一空： expensive 第二空： 68 billion a year
举一反三
- If people the traffic rules, there would be fewer traffic jams and accidents.
- Eating more calories than you burn in daily activity and exercise can lead to obesity. Over time, these extra calories_____________and cause weight gain. A: add to B: add in C: add up D: add up to
- Gridlock is a form of traffic congestion with minimal flow which simply a traffic jam.
- _____ cars in traffic jams caused a great deal of pollution.
- Not only you but also your colleagues _____ to work at extra time this weekend.
内容
- 0
Traffic congestion at peak time exists in the mode of transport of（ ）. A: road B: rail C: air D: sea E: pipe
- 1
The speaker predicts there will be few traffic jams if all cars are computer-controlled.
- 2
In a sense, tourism speeds up unhealthy urbanization processes and results in traffic congestion, noise and air pollution and the dumping of waste and untreated sewage.
- 3
This section of the road is so narrow that there are bound ___ be traffic jams now and then.
- 4
Traffic Jams often build up when drivers _________ to see what happened in a crash. ”（ ） A: self-sufficient B: set about C: system D: slow down