Knowing their son failed in the exam, the parents stood there, ________.
| A．looked disappointed | B．looking disappointed |
| C．looked disappointing | D．looking disappointing |
The employee you have been thinking highly dishonest.
| A．of proving | B．of proves | C．of to prove | D．of being proved |
Though young, he succeeded in taking the machine skillfully and then put it together without any 
difficulty.
| A．out | B．down | C．apart | D．up |
There is no doubt the boxes were then put on a train for Konigsberg, was at that time a German city on the Baltic Sea.
| A．whether, which | B．that, where | C．that, that | D．that, which |
She__________ Robert for ten years.
| A．married | B．married with | C．has been marrying | D．has been married to |
—What do you think of the book?
—Oh, excellent．It’s worth a second time．
A．to read |
B．to be read | C．reading | D．being read |