Passage 1 根据短文内容回答问题
John is a school boy and he is only eight years old. One day, his teacher asks him, “John, why didn't you come to school yesterday?” “I went to see the dentist because of my toothache（牙痛），” John answers. “Oh, I’m sorry to hear that. Is the tooth aching now?” the teacher asks. “I don’t know. The dentist（牙医） left（漏） it in the hospital.”
1. Why didn't John come to school yesterday?
_____________________________________
2. Why did John go to see a dentist?
_____________________________________
3. Should we clean our teeth every day?
_____________________________________
Passage 2根据短文选择正确答案
We can tell the time by a clock or a watch. A clock is big. It is usually on the wall or on the table. A watch is small and we can put it in the pocket（口袋） or on the wrist（手腕）！ A clock or a watch usually has a round face. It usually has two hands, a long one and a short one. Tom’s clock can speak（说话） and call him to get up every day. His watch has a picture of a lovely dog on the face. He likes it very much.
（ ）1. A clock and watch can __________ us the time.
（ ）2. We usually put ______ on the wall or on the table.
（ ）3. We usually put the watch in the pocket, ________ on the wrist.
（ ）4. A clock and a watch usuallly have ______ hands.
（ ）5. There is a picture of lovely dog on Tom’ s ________ .