—What caused the party to be put off?
—_________the invitations.
| A．Tom delayed sending | B．Tom’s delaying sending | C．Tom delaying sending | D．Tom delayed to send |
The fire made _____ difficult to rescue the people trapped under the ruins in the earthquake.
| A．/ | B．this | C．that | D．it |
--- Would you mind not littering in the classroom?
--- ______. I’ll pick up the waste paper.
| A．With pleasure | B．Thanks |
| C．No, not at all | D．Yes, that’s all right. |
_______ all of them are strong candidates, only one will be chosen for the post.
| A．Since | B．If | C．As | D．While |
______ about the safety of the people in the earthquake-stricken Lushan county in Sichuan Province, Premier Li has flew there to direct the rescue mission.
| A．Concerning | B．Concerned | C．To be concerned | D．Concern |
______ really makes “Gangnam Style” popular is not the lyrics, but the part of “Horse Riding Dance”.
| A．What | B．That | C．Where | D．When |