广德二中广德二中 20062006 届高考届高考英语专题复习英语专题复习书面表达 学会正确使用时态 学会合并句子创新演练学会写应用文 1 、用所给动词的适当形式填空,完成下列短文
[ 要点提示 ]使用谓语动词时应注意以下几点:与主语的单复数保持一致;考虑动作发生的时空定位;各种时态的应用;考虑与主语的逻辑关系: 1 )主谓关系--主动语态 2 )动宾关系--被动语态 3 )不及物动词无被动语态 A lot of problems_____________________(already cause)
In future, many more problems ____________(cause), unless we ___ (take) action now
Most of the problems ___ (be) in cities
When the streets ______ (fill) with cars, no one ___ (can) travel quickly
The air ________ (pollute) by gases from cars
The problems__________(discuss) at the World Conference on Climate Changes, first in Kyoto and then in Buenos Aires
It ______________(suggest) that air pollution _____ (cut) in future years
have already been causedwill be causedtakeareare filledcanis pollutedwere discussedwas suggestedbe cutHel