题目内容

vt. to move or make sb. /sth. move suddenly forwards and/or downwards; to decrease suddenly and quickly

A. preserve
B. plunge
C. purify
D. refine

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n. a way of doing sth., especially the usual or correct way

A. property
B. prosperity
C. procedure
D. peninsula

a. existing or coming before

A. preliminary
B. preceding
C. ridiculous
D. regarding

a. happening before a more important action or event

A. progressive
B. prominent
C. poisonous
D. preliminary

n. a type of job that needs special training or skill, especially one that needs a high level of education

A. prosperity
B. profession
C. procedure
D. preposition

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