I think you should complain—_________ , of course, you are happy with the way things are.
| A．if | B．until | C．unless | D．once |
His_______ was so strong that I couldn’t understand a word he was saying.
| A．noise | B．voice | C．accent | D．sound |
You will never guess ______ when she found herself ranked first in the competition.
| A．how she was excited | B．how excited she was |
| C．she was how excited | D．how excited was she |
On Oct. 29, the famous Chinese pianist Lang Lang was named as United Nations Messenger of Peace, ________ means he will help promote(促进) global education.
| A．which | B．what | C．that | D．It |
Though buried in the ruins for about 70 hours after the earthquake, with great luck, the man managed to______.
| A．recover | B．exist | C．survive | D．rescue |
I turned over the chinese vase by accident while I cleaned the desk and now it is _________.
| A．in turn | B．in pieces | C．in ruins | D．in trouble |