Judging from the date _______ on the gold coin, we can tell that it was made 500 years ago[ ]

Come and see me whenever________.

When shall we go to the Xuanwu Lake Park, this Saturday or Sunday—________ is OK. I’m free on the weekend.

I don’t want to go to school on foot. What should Ido —You tryasking your father for a bike, or you can go by bus.

is parents’ job clean and comfortable environment at home.