China has invested 15.2 billion yuan so far this year to support pig keepers, in a(n) _______ to ensure enough pig supplies.
| A．contribution | B．effort | C．promise | D．purpose |
I don’t have a job. I would find one but I no time.
| A．had | B．didn’t have |
| C．had had | D．have |
Which do you enjoy _____ your weekend, swimming or fishing?
| A．spending | B．being spent | C．spend | D．to spend |
I was so familiar with her that I recognized her voice I picked up the phone.
| A．the moment | B．after |
| C．before | D．while |
There were two boys in the lab, did the experiment successfully.
| A．the clever of whom |
| B．the cleverer or whom |
| C．the clever of them |
| D．the more clever of them |
—How wise of you to come round, but why?
—that all is right.
| A．See | B．To see |
| C．Seeing | D．For seeing |