．----What do you think of the teacher?
----She is a strict teacher , but____ all her students show respect for.
| A．that | B．the one | C．who | D．one |
________ is known to us all that the sun rises in the east.
| A．As | B．That | C．Which | D．It |
When I met him the other day，it was the first time we ________ each other since we were at school.
| A．saw | B．had seen |
| C．were seeing | D．have seen |
Almost 50% of those ________ said that they supported the President's decision.
| A．survey | B．surveying |
| C．surveyed | D．who surveyed |
The traditional approach __________ with complex problems is to break them down into smaller，more easily managed problems.
| A．to dealing | B．in dealing | C．dealing | D．to deal |
—Mom，I can't see any point in working hard at all the subjects at school.
—Come on，dear. Years of hard work will surely ________ in the future.
| A．make sure | B．pay off |
| C．pay for | D．pay back |