—Do you know who invented Chinese chess?—Sorry. I don’t know. Let’s ______ the Internet ______ .
| A．search; find out it | B．to search; to find it out |
| C．to search; to find out it | D．search; to find it out |
—Please say something about Zheng He.—Oh! He is the Ming dynasty explorer of ______ all the Chinese are proud.
| A．who | B．whom | C．whose | D．that |
The People’s Republic of China was ______ on October 1st, 1949.
| A．find | B．found | C．founded | D．founding |
do you write to your pen-friend?— Once a week.
| A．How long | B．How soon | C．How far | D．How often |
It was late _______the night of october20，1999．
| A．on | B．in | C．at | D．for |
