Another cup of tea —No, thanks． I________leave now． Lucy is waiting for me．

Do you have toys I’d like to buy for my cousin.

Sam _____ some knowledge of the computer just by watching others working on it.[ ]

The field research will take Joan and Paul about five months; it will be a long time ____ we meet them again

arage ________ outside the hospital annoys the doctors and patients terribly.—Actually, we don’t know when it will be completed.