—I visited France last year.
—That interesting.
| A．was | B．can be | C．must be | D．must have been |
We were cut off from the outside world by the sudden flood; what’s worse, our food ______.
| A．was run out | B．was running out |
| C．has run out of | D．has been run out |
The taller children should stand at the back _____ everyone can see.
| A．so that | B．in order to | C．so as to | D．now that |
During the race many cars ______ while my new solar car came out first.
| A．broke out | B．broke away | C．broke down | D．broke up |
I was greatly ______ at how he worked out the ______ problem in a creative way.
| A．amazed; confused | B．amazing; confusing |
| C．amazed; confusing | D．amazing; confused |
In the garden there are a lot of flowers ______ I don’t know the names.
| A．of which | B．from which | C．to which | D．about which |