Claire had her luggage ________ an hour before her plane left.
| A．check | B．checking |
| C．to check | D．checked |
The production of the factory has grown to _____ in 1999.
| A．twice as it was | B．twice what it was | C．as twice as it was | D．twice that it was |
I told her we weren’t going to be friends any more because she couldn’t ________ .
| A．keep her word | B．have her word | C．keep her words | D．have her words |
According to the latest report, human beings are _____ for the abnormal climate around the whole world.
| A．to be blamed | B．to be blaming | C．to blame | D．blaming |
I would appreciate ______, to be frank, if my computer could be fixed as soon as possible.
| A．one | B．that | C．this | D．it |
_____around, I find many people willing to pay a little higher price for things ____are friendly to the environment.
| A．Asking ; / | B．Asking; that | C．Ask; which | D．Asked ; that |