Traffic jams are not only annoying but also ____________. The extra time and fuel wasted be- cause of traffic congestion add up to almost $_________________.
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.