Every year a lot of tourists travel to Hainan , because it’s island .

I’d like to buy a house-modern，comfortable and ________ in a quiet neighborhood.[ ]

. Busy as he is, he ________ a few hours a week for physical exercise.

Evidence has been found through years of study ______ children’s early sleeping problems are likely to continue when they grow up.[ ]

My parents have ever been to Canada.一Really When there