六、克漏字
(31~35)
       World Car Free Day is on September 22 every year. This important day tells people   31   their cars for a day.For example, you can ride a bike or just walk with your feet. You can also use public transportation like a bus, a train, or   32   . If you need   33   for a long distance to school or to work, you can think about sharing a car-ride   34   yourfamily or friends. It really helps to save the Earth. Let’s start to be green and     35    something for the environment.

public transportation 大眾交通工具 environment 環境
【題組】31.
(A) give up
(B) giving up
(C) to give up
(D) gives up