人类砍伐树木,因此动物处于极大的危险之中.
People many trees, so animals are in great danger.
Where did you find Miss Gao just now?
In the office,she (talk) with other teachers at that time.
Teenagers should (encourage) to solve their problems by themselves.
Tom has invented a tree﹣planting machine.
I think no one is (create) than him.He's a boy full of strange ideas.
根据句意,用所给单词的适当形式填空.
If you want to make yourself (understand),you'd better speak clearly and slowly.
Sandy's grandparents (marry) for 50 years.