Frank was born _____________ a cold winter morning ____________ 2006.
| A．in; in | B．on; on |
| C．in; on | D．on; in |
It is silly ______ you to give up ______ to America for further study.
| A．for, to go | B．for, going | C．of, to go | D．of, going |
Would you like to __________us in watering flowers?
| A．take part in | B．come | C．attend | D．join |
I have decided ________her for her mistake____ everyone makes mistakes in life.
| A．forgiving; but | B．to forgive; when |
| C．to forgive; since | D．forgiving; until |
We should be strict _______ ourselves ______ our work.
| A．in, with | B．with, in | C．with, on | D．on, with |
We could not understand them because of us know their language.
| A．nobody | B．none | C．no one | D．all |