文档介绍：课时作业(九) 必修 2 Unit 4 Wildlife protection Ⅰ. 单项填空 1. In almost every supermarket it’s easy for us to find carrots________a lot of vitamins , which are good for our health. A. holding B. keeping C. including D. containing 2. You needn ’t have taken a didn ’t you catch the last bus________I told you? A. asB. because C. when D. until 3. In my opinion , our school nowadays is much more powerful than________. A. that used to beB. it is used to C. it was used toD. it used to be 4. (2010 · 青岛模拟)Most children need encouragement in time of failure________they can cheer up again. A. so thatB. in case C. because D. if 5. The teacher suggested that much attention should________the spelling mistakes. A. pay forB. pay to C. be paid forD. be paid to 6. ________experts ’ opinions , they gave up the experiment immediately. A. According toB. As a result of C. Instead ofD. With the help of 7. No one e up with a better explanation of why dinosaurs________. A. died away B. died for C. died ofD. died out 8. He was at a________what to say to the teacher ’s question — obviously he was________in thought just now. A. loss ; losing B. loss ; lost C. losing ; lost D. lost ; loss 9.— What are you worried about? — Tom didn ’t respond________any of my e- must have happened to him. A. onB. with C. forD. to 10. David caught a bad cold last , the cold didn ’t ________his e