All passengers ____, please fasten your seat belts and remain seated ____the plane is landing．
| A．on board; until | B．abroad; since | C．on the board; before | D．aboard; when |
It was hard for him to learn English in a family, in whichof the parents spoke the language.
| A． | none | B． | neither | C． | both | D． | each |
that she was going off to sleep, I asked if she'd like that little doll on her bed.
| A． | Seeing | B． | To see | C． | See | D． | Seen |
-Did you return Fred's call?
-I didn't need toI'll see him tomorrow.
| A． | though | B． | unless | C． | when | D． | because |
——Have you read book called Waiting for Anya?
—Who _______ it?
| A．writes | B．has written | C．wrote | D．had written |
John promised his doctor henot smoke, and he has smoked ever since.
| A． | might | B． | should | C． | could | D． | would. |