Ⅰ.选出下列每组单词中不同类的一项。
()1. A. day B. night C. season
()2. A. bird B. frog C. snow
()3. A. winter B. sleep C. fly
()4. A. gather B. food C. eat
()5. A. south B. north C. spring

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

Ⅱ.用所给词的适当形式填空。
1. Many birds (fly) south in winter.
2. Animals (get) ready for winter now.
3. Frogs (not eat) or move in winter.
4. The days (be) shorter in winter.
5. Let's (help) animals in winter.

1. fly 2. are getting 3. don't eat 4. are 5. help

Ⅲ.补全对话。
A: Winter is coming. What changes do you find?
B: 1.
A: What do many birds often do in winter?
B: 2.
A: What about frogs and snakes?
B: 3.
A: That's interesting. Do they eat in winter?
B: 4.
A. They fly south to find warm places.
B. No, they don't eat or move.
C. The days are shorter and the nights are longer.
D. They sleep all the winter.

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