改错，下列各句均有两处错误请改正。1. Danny like play outside.
2. This are a umbrella.
3. I need wash my hand.
4. My grandfather washing some dirty dish.
5. When do you come Canada? Last year.
试题答案
1. like-likes, play-to play
2. are-is, a-an
3. wash-to wash, hand-hands
4. washing-is washing, dish-dishes
5. do-did, come-come to