She felt _____ of having asked such a silly question when the audience couldn't help laughing.
| A．guilty | B．crazy | C．miserable | D．ashamed |
Sarah pretended to be cheerful, ____________ nothing about the argument.
| A．says | B．said | C．to say | D．saying |
-----How much will I pay for a night?
------Prices___________from room to room.
| A．vary | B．arrange | C．divide | D．range |
When I got back home I saw a message pinned to the door, ______ “Sorry to miss you; will call later.”
| A．read | B．reads | C．to read | D．reading |
----Have you seen＿＿＿＿pen﹖I left it here this morning.
-----Is it＿＿＿＿black one﹖I think I saw it somewhere.
| A．a；the | B．the；the | C．the；a | D．a；a |
The news has spread all over the country ____ the spaceship succeeded in returning to the earth.
| A．which | B．that | C．whether | D．what |