.The athletes stood, ______ their national flag ______.
| A．seeing, raised | B．watching, being raised |
| C．looked at, rising | D．noticing, rising |
The problem is ________will go to the meeting.
| A．why | B．when | C．what | D．who |
Three days later, word came ________our country had sent up another man-made satellite.
| A．which | B．when | C．that | D．where |
_______team will win the match is a matter of public concern.
| A．Which | B．That | C．If | D．How |
_______makes mistakes must correct them.
| A．Who | B．Anyone | C．Whoever | D．Anybody |
_______you come or not is up to you.
| A．What | B．If | C．Why | D．Whether |