Today I went to the zoo. I saw the dolphins（海豚）. Dolphins are mammals（哺乳动物）. Dolphins eat fish. Dolphins use a blowhole（喷水孔）on top of their heads to breathe（呼吸）. Dolphins do not have a good sense（感官） of smell（闻）, but they have a good sense of hearing（听）.

根据短文内容填空。
1. Dolphins eat.
2. The dolphin uses a to breathe.
3. Dolphins have a good sense of .

1. fish
2. blowhole
3. hearing

一、判断每组单词画线部分的读音，相同的打“√”，不同的打“×”。
() 1. what where who
() 2. park large hard
() 3. where white with
() 4. duck clock pick
() 5. hear shop horse

1. × 2. √ 3. √ 4. √ 5. ×

二、根据对话选择正确的图片。
（）1. —Mum, can I watch TV?
—No. You have to do your homework first.

1. B