——You didn’t invite Mary to the ball?
——____ her, too?
| A．Must I invite | B．Should I have invited | C．Must I have invited | D．Should I invite |
As ________ as the sky is your mind. As deep as the sea is your kindness.
| A．broad | B．aboard | C．abroad | D．board |
No one _______ the building without the permission of the policeman.
| A．is leaving | B．will be leaving | C．has left | D．is to leave |
The new bridge is ________ the one built last year.
| A．three times as wider as | B．three times the width of |
| C．three times the width | D．as three times as |
She ________ down her book and ________ in bed.
| A．laid; lay | B．lay; laid | C．lay; lay | D．laid; laid |
Some researchers believe that there is no doubt _______ a cure for AIDS will be found.
| A．which | B．that | C．what | D．whether |