The prices of houses ______ because the demand of them become more and more great

The old lady didn’t know _______ when the house caught fire.

“In no condition ____ you are aChinese ”Dad told me before I went abroad

Will Mary go for a picnic with us tomorrow? — She says she won’t go, but I say she ____, with no excuse.[ ]

we’ve been trying hard, but can’t solve the problem—I think you can ____it in another way