题目内容

n. A subatomic particle that has a negative charge

A. excursion
B. elastic
C. electron
D. evolution

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v. to say what you think will happen in the future based on information that you have now; n. a statement about what will happen in the future, based on information that is available now

A. forecast
B. flare
C. evolution
D. exposure

adj. having a system of government in which the individual states of a country have control over their own affairs, but are controlled by a central government for national decisions, etc.

A. forbid
B. forecast
C. federal
D. feedback

n. a group of countries or states that are controlled by one ruler or government

A. formula
B. empire
C. fleet
D. enthusiasm

adj. not perfect; not working or made correctly; wrong or containing mistakes, often resulting in bad decisions

A. feasible
B. fruitful
C. essential
D. faulty