The whole world is undergoing the biggest financial crisis nowadays, ____ calls for international cooperation among all nations to get over

.You ________not get mysupport if you do such a thing.

_________do you write a letter to your father— I seldom or never do that now. Instead, I call or e-mail him almost every day.

We like Mr. Black _____ he is fun.

I think there won’t be ______ schools in the future.