The boy ______ a piece of waste paper, and put it into the rubbish bag.

 —I’m worried about the coming test. —You should work hard for it,_____you’ll have to take it again.

—Is your brother in?—No.________ he comes back, I’ll tell you.

—Would you like ______ eggs , please?—Yes, I’d like to.

 _______ the help of my teacher, I worked out the problem in the end.