七年级下册UNIT3单元检测1. It is good _ other students. A. help B. to help C. helping D. helped2. There are about 800 _(village) in the village.3. The two _(bridge) are too old. They want two new ones.4. Lin Ye wants to know where David _(live). 5. Its easy _(write) a story in English. 6. He was afraid _(go) into the house and meet his father. 7. There are many _(boat) on the river. 8. 有一座漂亮的房子是我的梦想。Its my dream _ _