9 . 阅读下面材料， 在空白处填入1个适当的单词或括号内单词的正确形式。
People often get 1 (stick) in traffic jams. They arrive at work or school, stressed out, tired and 2 (annoy). Over the last two decades, the number of cars on the road 3 (go) up by 25% in Britain, and vehicle accidents have also increased greatly, 4 result in lots of deaths. Besides, too much traffic means too much air pollution.
5 (keep) such a bad tendency under control, we ought to take action 6 (immediate) so as to make a difference. Instead of 7 (drive) our cars, we can walk or ride a bike for short journeys. 8 addition, we can use public transport or share our cars with others. Also, we are supposed to think 9 we set out. Is it necessary for us to go there? Can we buy 10 (thing) in the shop around the corner? In this way, we can contribute a lot to our Mother Earth. So, don’t just sit around and complain! Do whichever of these things that suit you.
