Unit 15 We’re trying to save the manatees导学案（无答案）
furry____ enormous_____ playful_____ aggressive_______ gray_ ____ spotted______underwater_______
海牛—— 袋鼠———— 黑猩猩———— 猎豹——— 红树———— 沼泽地———— 栖息地———— 植物——————
1.I don't know the writer, but I _______(hear) of him.
2. In 1972, it _______(discover) that they were endangered.
3.They got used to _______(ride) to school．
4.Tom has to _______(raise) funds for a holiday
5.Class 5 ______(beat) Class 3 in the football match last week， for they were so sad.
6.Kangaroos are ______ (play) and chimpanzees are _____ (noise).
7.I was ____ (surprise) to find hardly anyone in the zoo.
1． They’re about 10 feet long.
2． This bridge is about 20 kliometers long.
3． The well is 10 meters deep.