____ you know your potential（潜力）, you have to rely on many other people to get to where you are.
| A．While | B．Since | C．If | D．Where |
He didn’t work hard, as we all know, _________ he was fired. Which is NOT correct?
| A．so | B．thus | C．and | D．and thus |
All the Chinese workers do ________ they can ______through the hard time.
| A．what; get | B．that; to get | C．all what; get | D．what; to get |
The new comer is from Japan, ________ I can tell from his appearance.
| A．which | B．what | C．that | D．who |
It was ________ that the PLA men got to the earth-strike area.
| A．midnight | B．at midnight | C．until | D．for midnight |
“You say you __________ do this, but I say, you ________ do it!” said the boss.
| A．should not; will | B．can not; may | C．will not; shall | D．will not; will |