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Fame and wealth can be attractive, but ______ will they give you permanent happiness.

A. in no time B. at a time

C. at all times D. at no time

With the pressure of being off work ______, Mary seemed to be going crazy.

A. making up B. taking up

C. picking up D. building up

Floyd Landis made several lame excuses blaming medicine he had been taking for an injury, but these were all ______.

A. in progress B. in vain C. in turn D. in tune

Many of the creatures in the movie “Avatar” are not real, but much of ______ happens is still attractive.

A. which B. what C. that D. them

Leonardo da Vinci ______ a scientist, if he had not been so skilled in other areas.

A. would be B. must be

C. might have been D. should have been

----Hurry! There’s no time to waste.

----OK. But I’m afraid that ______ I work around the clock, I can’t catch up with those straight A students.

A. even if B. as C. until D. as though

----You should have told her about the meaning of the gesture.

----I meant ______, but I had some unexpected guests.

A. to B. to have C. to do so D. doing so

Emotional conflict may shake the ______ of even the strongest relationship, e.g. between husband and wife, parents and children.

A. proportion B. foundation

C. innovation D. interaction

It is reported that China will not buy the Euro debt until some thorough research ______.

A. has been done B. will have been done

C. will be done D. had been done

----Anything special about this device?

----Well, it can ______ between the cancerous and the normal cells under certain conditions.

A. conclude B. exclude C. discriminate D. undergo