题目

单复数转换,
1.They go to the park by bus.
2.A kangaroo can jump 30 kilometer an hour.
3.Here are some good newspaper.
4.They can't walk.
5.She doesn't have an orange hat.
6.They are army officers.
7.Baby koala bears aren't very big but adult polar bears are very strong.

提问时间：2020-10-15

答案

1.He goes to the park by bus.2.kangaroos can jump 30 kilometer an hour.3.Here is a good newspaper.4.He can't walk.5.They don't have any orange hats.6.He is an army officer.7.A baby koala bear isn't ve...