The problem is _________ we can finish the work in time

Hi, David. Is that your schoolbag- No, it is Mike’s. And the sweater near the bag is .

____the book if you are free, and you will learn a lot about how to study English

There is no doubt _____ he will finish thetask in time.

sincerely suggest that you try your best to finish this project，unless you don’t ________the complaints from all directions.