一、1.If we don’t pretect tigers ，there will be no tigers.
2.It’s very important for you to keep healthy.
3.Susan never watches a bird so closely before.
4.When does your train leave?
5.How does Lucy dance?
二、1.zoo 2.them 3.forest 4.catch 5.stay 6.feed 7.feed 8.nothing 9.different 10.free
三、1.nothern 2.importance 3.protected 4.dangerous 5.careless 6.quickly 7.broad 8.stay
四、1.fare birds in danger
2.the most popular
3.smarter more beautiful
4.change farms and buildings
一、 CABBC BDBAC DDACD
二、I have been school for a week. London is a big city and warm here. I study English every day and I make a lot of friends. My classmates are very friendly and I love them. I like my school.
一、1.dentists 2.theme 3.sad lonely 4.easy 5.recently 6.souvenirs 7.clapping 8.trunks 9.feeling impolite
二、ABCBB CDACB
