【正文】
(parent) room. 答案 : 1. is 2. are 3. parents’ 4. — Are these (they) oranges? — Yes, they are. 5. — Where is my puter game? — Sorry, I (not know) . 答案 : 4. their 5. don’t know Ⅱ . 單項選擇 1. — Are the keys on the book? — . They are under the book. A. No, they aren’t B. Yes, it is C. Yes, they are D. No, it isn’t 2. — Where are your pens? — are on the table. A. They B. These C. Those D. It 3. Tom know Mary’s family name. A. am not B. aren’t C. doesn’t D. isn’t 4. — Where his hats? — on the bed. A. is。 — those