—Are these doctors and nurses tired, Mr. Smith?
—Yes. ________. They have been operating on the patient for at least 10 hours.
| A．They’re exhausted! | B．You must be joking! |
| C．I’m not surprised! | D．They are really tired of it! |
To tell the truth, I would rather that I ____ the pain instead of you. You don’t know how worried I was.
| A．took | B．had taken | C．have taken | D．should have taken |
____ of the land in that district ____ covered with trees and grass.
| A．One half; are | B．Two seventh; is |
| C．A quarter; is | D．Two thirds; are |
People have lots of problems living in the central Australian desert, ____ the lack of water is the most serious one.
| A．of which | B．which | C．for which | D．where |
--- Haven’t seen you for ages! Where have you been?
--- I have seldom had any chance to come back to the hometown ____ I was sent to Beijing ____ the project.
| A．as; in the charge of | B．since; in charge of |
| C．as; in charge of | D．since; in the charge of |
Not only ____ strict with us, but also ____ for us.
| A．was the teacher; did he care | B．was the teacher; he cared |
| C．the teacher was; did he care | D．the teacher was; he cared |