1.Mary has read (read) two storybooks ebert wlld.She borrowed(borrow) them from the sholl library.(我觉得过去不可能在同一时间点上读两本书,因此应该用现在完成时,表“已经读过了两本书”)
2.Some children love (love) fast food.They sometimes eat(eat) it for lunch.
3.Australian students have (have) their summer holidays in December.Students in Beijing start(start) their summer holidays in July
4.The sun rises(rise) in the east.It sets(set) in the west.