19．China is a great country with a long history, ______ we all know it.
| A．as | B．so | C．but | D．and |
I can not help ___ the box for you, as I am too tired.
| A．carrying | B．carry | C．with carrying | D．being carried |
To go to the ball with just a flower is ___, “I’m poor!”
| A．say | B．saying | C．to say | D．to saying |
How very delightful ___ to suggest this!
| A．it is you | B．it was for you | C．it is of you | D．it was you |
It does no good ___ anything at such times.
| A．saying | B．to say | C．being said | D．to saying |
My watch doesn't work, I must have it ___.
| A．to repair | B．repaired | C．repairing | D．being repaired |