The poor boy the test again; in that case, his mother will be very disappointed.
| A．must have failed | B．might fail | C．could have failed | D．should fail |
The speaker tried hard to make the people ___ him better.
| A．understand | B．understood | C．understanding | D．to understand |
The speaker thought it hard to make himself ___.
| A．understand | B．understood | C．understanding | D．to understand |
John has done nothing but ___ for the police.
| A．sending | B．to send | C．send | D．that to send |
Did you feel your should __ by his hand?
| A．touch | B．touched | C．to touch | D．to be touched |
I suddenly felt something cold ___ my hand.
| A．touch | B．touched | C．to touch | D．to be touched |