He gave me some very _____ advice on buying a house.
| A．precious | B．worthy | C．precise | D．valuable |
The girl’s years of hard training _______ when she finally won the first prize.
| A．went on | B．got through |
| C．paid off | D．ended up |
As a father of three children, I need a job ______ so that we can survive.
| A．deeply | B．badly |
| C．closely | D．crazily |
In China’s countryside, villagers often have the same family name, but _______ not be closely related.
| A．need | B．shall |
| C．must | D．may |
______ makes the school proud is_______ most students have been admitted by the key universities.
| A．What; because | B．What; that |
| C．That; that | D．That; because |
Can you imagine what problem may ______ when human beings are cloned?
| A．raise | B．cause |
| C．arise | D．lead |