问题
补全对话，情景问答
看图补全对话，每空一词。
A: Hello! Kate!
B: Hi! Mary! Look! What's that?
A: It's a (1) ______.
B: (2) ______ (3) ______ they (4) ______ now?
A: They are swimming.
B: (5) ______ (6) ______ they (7) ______ (8) ______?
A: They are from China.
答案
1. dolphin 2. What 3. are 4. doing
5. Where 6. do 7. come 8. from