Unit7 Reading预习检测一、单词拼写(共4题,共4分)1. Be _ (小心) when you cross the road.2. Travelling by plane is expensive, but it_ (节省) time.3. I want to see the doctor because my back_(疼).4. We should _ (保护) wildanimals.二、单项选择题(共3题,共3分)1. The firemen soon _ the big fire.A. put offB. put upC. put outD. put on2. The Great Green Wall can stop the windand sand _ to the rich land in the south of China.A. moveB. to moveC. from moving3. Ive been so bored for a long time. Ihope to have _ to do.A. interesting anythingB. anything interestingC. something interestingD. interesting something