四、从方框中选择合适的句子补全对话(其中有一个多余选项)。
A. Yes, please.
B. Welcome to my farm.
C. They're oranges.
D. Are those cows?
E. Is it a duck?
F. Good afternoon, Grandpa.

Grandpa: Good afternoon, Tom.
Tom: 1.
Grandpa: 2.
Tom: Thank you. What's this? 3.
Grandpa: No. It's a chicken.
Tom: Oh, it's lovely. What are those?
Grandpa: 4. Would you like an orange?
Tom: 5.
Grandpa: Here you are.
Tom: Thank you, Grandpa. Your farm is great fun!

五、阅读动物谜语,选择正确的选项。
Riddle 1
It is a big animal. It is black and white. It has a big nose, a long tail (尾巴) and four legs. It eats grass. We drink its milk. Milk is good for us. What is it?

Riddle 2
It lives on the farm. It is very fat. It has a big nose and two big ears. It eats a lot every day. It sleeps a lot too. What is it?
Riddle 3
It is not big. It does not have a tail. It has two big eyes and four legs. It can swim and jump. It is a tadpole when it is young. What is it?
()1. What is the animal in Riddle 1?
A. A cow. B. A panda. C. A zebra (斑马).
()2. What sound (声音) does the animal in Riddle 2 make?
A. It goes "moo, moo". B. It goes "oink, oink". C. It goes "baa, baa".
()3. Where can you see the animal in Riddle 3?
A. Under the ground (地面). B. In the sky. C. By the lake.