Teachers have to constantly update their knowledge in order to maintain their professional _____.
| A．consequence | B．independence | C．competence | D．intelligence |
--- I haven’t got the reference book yet, but I’ll have a test on the subject next month.
--- Don’t worry. You _______ have it by Friday.
| A．could | B．shall | C．must | D．may |
—Mom, I haven’t seen my aunt for a long time.—____________.
| A．It is not my concern. | B．How dare you think so? |
C．Why not visit her this weekend? | D．I couldn’t agree more. |
【There’s a lot of water on the ground; the water pipe _____ be repaired.
| A．can | B．ought to | C．will | D．may |
"I ___ asleep all afternoon, so I didn’t hear the phone,"he _____ to me.
| A．lied; lay | B．lay; lied | C．lay; lay | D．lied; lied |
A lot of people don’t learn from their mistakes ______ they get hurt.
| A．whether | B．when | C．if | D．unless |