Mr. Brown’s condition looks very serious and it is doubtful if he will ________.
| A．pull back | B．pull up | C．pull through | D．pull out |
______，the pay isn't attractive enough，though the job itself is quite interesting.
| A．Generally speaking | B．On the contrary | C．In particular | D．To be honest |
I’m afraid he’s more of a talker than a doer, which is _____he never finishes anything.
| A．that | B．when | C．where | D．why |
–Have you handed in your schoolwork yet?
--Yes, I have. I guess it ________ now.
| A．has graded | B．is graded | C．is being graded | D．is grading |
He dived in the water and _____ to search for his girlfriend’s lost gold ring.
| A．caught his breath | B．held his breath | C．lost his breath | D．took breath |
The light in his office is out. He_________ left for home.
| A．must have | B．must have been | C．should have | D．should have been |