Teachers recommend parents___their children under 12 to ride bicycles to school for safety
| A．not allow |
| B．do not allow |
| C．mustn’t allow |
| D．couldn’t allow |
It was at the very beginning _____ Mr. Fox made the decision _____ we should send more fire-fighters there.
| A．when; which | B．where; that | C．that; that | D．then; so |
You can’t imagine ______ when I received your letter.
| A．how excited I was | B．how excited was I |
| C．how I was excited | D．I was how excited |
The country life _____ he had been used to ______ greatly last year.
| A．/; changed | B．which; has changed |
| C． that; changing | D．what; have changed |
----I’d like to have a table for six.
----Sorry, sir, but we don’t have any table _____ right now.
| A．available | B．unable | C．comfortable | D．suitable |
I have made ______ clear _______ I have nothing to do with the accident.
| A．it; what | B．that; that | C．it; that | D．this; that |