精选优质文档-倾情为你奉上7AUnit5 易错题汇编一单项选择()1. -Whats in the bag? -_ a mask in it.A. It isB. There isC. HaveD. There has()2. The Mid-Autumn Festival is usually _ autumn. Chinese people get together _ that day.A. in; onB. on; inC. in; inD. on; on()3. I dont think _ interesting to tell the children ghost stories before bedtime.A. this isB. its C.thats D./()4. _ it _ fun to dress up as Batman.A. Does, m