Some festivals are held to honour the dead or to satisfy the ancestors, who _______return either to help or to do harm.
| A．can | B．might | C．must | D．should |
Can you imagine the great difficulty he had ________ his driving test last week?
| A．pass | B．to pass | C．passing | D．passed |
I was deeply impressed ________ the speech by the mayor of Shanghai before the final voting for EXPO 2010.
| A．to | B．on | C．over | D．with |
The meeting began two hours ago and because no decision _______, we will continue our discussion tomorrow.
| A．has made | B．has been made | C．had made | D．had been made |
Please read the _______ on the bottle and take the right amount of medicine.
| A．explanations | B．introductions | C．instructions | D．descriptions |
He suddenly appeared on ____ rainy night, which was ____ great surprise to us.
| A．a; / | B．the; a | C．a; a | D．the; the |