题目内容

It was then that the organization finally began to fulfill the hopes of its founders.

A. meet
B. raise
C. achieve
D. express

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Researchers have stumbled across a drug that may help patients with Parkinson's disease.

A. imagined
B. discovered
C. tested
D. proved

Most scientists believe it is legitimate to use animals in medical research.

A. reasonable
B. illegal
C. appropriate
D. affordable

The reason he gave for his absence was obviously fabricated.

A. explained
B. understood
C. uncovered
D. invented

I don't foresee any difficulties so long as we keep within budget.

A. see
B. predict
C. present
D. overcome

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