题目

读“甲城市人口增长率曲线图”和“乙地区人口自然增长率随时间变化曲线图”，回答下列小题。【1】甲城市人口呈现正增长的开始时期是（ ）A. ① B. ②C. ③ D. ④【2】如果只考虑人口的自然增长，关于乙地区人口数量变化的说法正确的是（ ）A. ①时人口数量比③时多 B. ④时人口数量达最小值C. ②时人口数量达最大值 D. ③时人口数量达最大值用所给单词的适当形式填空。 1. He is very tired, but he doesn't stop ________ (work). 2. He always ________ (wear) glasses. 3. He likes reading and ________ (write). 4. How many _________ (subject) do you study at school? 5. Look at those boys ________ (play) football over there. 6. Are you ________ (make) a kite for me? 7. She likes to go ________ (shop) on Sunday. 8. Three ________ (child) are having lunch 9. — Where is Bill?     — He ________ (take) photos in the garden. 10. They ________ (be) students. They want ________ (be) doctors.