1 . Mankind must have in mind that it will be years, even centuries, ______ the environment recovers from the damage he makes to it.

A．that

B．before

C．when

D．since

3 . ______ around 4500 years ago, the Great Pyramids of Giza have stood for centuries ______ out over the desert.

A．Building; looking

B．Built; looking

C．Building; looked

D．Built; looked

4 . As if this were not enough to_____you to tears, your husband arrives, unexpectedly_____three guests to dinner.

A．reduce; bringing

B．elaborate; bringing

C．reduce; brought

D．elaborate; brought

5 . China and Cuba had worked hand in hand on the path of building socialism with their own characteristics, thus forging an unbreakable ______ of trust and friendship.

A．bound

B．measure

C．bond

D．response

7 . ________the shelter of the parents, many children are too dependent.

A．In	B．Under
C．On	D．Below

8 . The move has sparked a_________reaction from employees and triggered a chain of strikes in the past few weeks.

A．relevant

B．bilingual

C．tranquil

D．furious

9 . The approach to learning at this school stands in ________ to the traditional methods used at other schools nearby.

A．reference

B．contrast

C．harmony

D．balance