－How is Helen in the new school?－She is doing very well. There is         to worry about.

Does ___ matter if he can’t finish the job in time ?

This project requires close teamwork.   Will be achieved unless we work well together.

 If you need help, for example, money or ____ , let me know, will you?

Annoyed by the salesman's bad manner，John chose ________of the two computers on sale and left.