Most American children go to state schools, but the private schools __________ be very good.
| A．must | B．can |
| C．should | D．ought to |
– Why did you start out so early yesterday morning?
-- _________ there on time.
| A．To get | B．Getting | C．Get | D．Got |
–How did you like your trip to the mountain village last Sunday?
--It couldn’t be worse. My bicycle _______ several times on the way.
| A．got down | B．broke down |
| C．slowed down | D．settled down |
--Can I have your name, sir?
--Err… Albert Johnson, if you _______ know.
| A．must | B．can | C．may | D．need |
Do you know the boy under the tree_______ is playing with a dog/
| A．which | B．as | C．who | D．what |
Many people believe if you are _______, better things will happen to you.
| A．pessimistic | B．attractive |
| C．optimistic | D．ordinary |