people have donated that type of blood; however, the blood bank needs _____.

I have _____ an eye _____ you now, so youdo as you _____!

Go and ask her ___________come .—OK.

How will she deal with the work–She doesn’t want to do it by herself. She wants to ask someone else to do it______.

The good-for-nothing graduate’s mind _______ when he learned that he could not get the graduation diploma because of his poor performance. [ ]