—Be careful not to drop the Ming Dynasty vase.
—Yes, we can’t be ________.
| A．too careful | B．very careful | C．too careless | D．careless enough |
Look! The houses _________.
| A．is being built | B．are building | C．being built | D．are being built |
The stamps were ________ according to their styles and features.
| A．found out | B．sorted out | C．put out | D．taken out |
I can’t give my son the leading position. ______, he is too young; secondly, I want Mr. Smith to have the job.
| A．After all | B．First of all | C．Above all | D．In all |
With no one to________ in such a frightening situation，she felt very helpless.
| A．turn to | B．turn on | C．turn off | D．turn over |
We are looking forward to________a chance to watch the opening ceremony of the London 2012 Olympic Games.
| A．give | B．be given | C．being given | D．giving |