★号1～5填在题目前的括号内。
()I saw many strong Siberian tigers in the park.
()I cleaned my room before the trip.
()I learned a lot about tigers.
()I went to The Siberian Tiger Park last Sunday morning.
()I had a wonderful weekend.

3 1 4 2 5

四、Read and choose.(读一读，选一选。)
东北虎林园研学体检日，饲养员正在给老虎做健康检测。选择正确选项补全短文。
Today is the health examination day for tigers in The Siberian Tiger Park. This is an adult(成年) tiger. It is 2.6 metres tall. There is a baby tiger too. It's 0.8 metres tall. It's 1. than the adult tiger. The adult tiger is 2. than the baby tiger. The baby tiger is 3. than the strong big tiger. The big tiger is the 4. one of these tigers. The big tiger is 5. than the baby tiger.

()1. A. taller B. shorter C. longer
()2. A. taller B. shorter C. smaller
()3. A. heavier B. stronger C. thinner
()4. A. tall B. taller C. tallest
()5. A. heavier B. lighter C. shorter

1. B 2. A 3. C 4. C 5. A

五、Look and write.(看一看，写一写。)
下面是园区三种老虎的科普数据，请根据提示，用正确的形容词的比较级补全句子，完成研学观察记录。

1. The white tiger is (long) and (heavy) than the common(普通的) adult Siberian tiger.
2. The baby Siberian tiger is much (short) and (light) than the adult Siberian tiger.
3. The adult Siberian tiger is (strong) the baby Siberian tiger.
4. The baby Siberian tiger runs (slow) than the adult Siberian tiger.
5. The white tiger's stripes(条纹) are (light) than the common Siberian tiger's.

1. longer;heavier
2. shorter;lighter
3. stronger;than
4. slower 5. lighter