He was wearing a lot of clothes to _____ himself from the cold.
| A．protect | B．prevent | C．keep | D．stop |
What ______ public is concerned about is whether medical workers and scientists will be able to find for this new disease in a short time.
| A．不填;不填 | B．不填;the | C．the;不填 | D．the;a |
You can’t imagine that a well –behaved gentleman ______ be so rude to a lady.
| A．might | B．need | C．should | D．would |
My sister met him at the Grand Theatre yesterday afternoon, so he ________ your lecture.
| A．couldn’t have attended | B．needn’t have attended |
C．mustn’t have attended | D．shouldn’t have attended |
—How is that, Joan?—Yeah, it’s from the boss. She _________ first, whether she likes it.
| A．shall go | B．ought to have gone | C．should go | D．must have gone |
_______ fired, your health care and other benefits will not be immediately cut off.
| A．Would you be |
B．Should you be | C．Could you be | D．Might you be |