用所给词的适当形式填空，并把所填单词写在后面所给的横线上。
In China, since l978, more and more people __1__ (work) in the city．And now many of them
__2__ (have)their
own houses and even cars．But before l978, many people usually had __3__ (go) to
work on foot．They spent a lot of time __4__ ( go) back and forth to work．Then they had bikes and
they __5__ (fed) very convenient．
In thel980s and 1990s, we __6__ (build) many road in china．Now, as there are more and more cars,
the roads __7__ (get) more and more crowded, and sometimes we __8__ (stop) cars here and there．
So the Chinese government is planning to build more roads, especially flee ways．When We __9__
(finish), they __10__ (be) able to hold many cars at the same time and be of great help to people．
