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【单选题】
n-6系列的必需脂肪酸是A.
花生四烯酸
B.
亚油酸
C.
γ-亚麻酸
D.
以上都是
E.
以上都不是
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【单选题】The use of nuclear power is the subject of widespread ______.
A.
argument
B.
dispute
C.
controversy
D.
debate
【简答题】Pls. fill in the gaps with words or phrases given in the brackets. Change the form where necessary. The local government developed its economy but the environment . (troop, drag on, alliance, launch,...
【简答题】将下列段落翻译成中文 Proponents of nuclear energy argue that nuclear power is a sustainable energy source which reduces CO 2 emissions and can increase energy security if its use supplants the dependence on imp...
【单选题】Nuclear power is the use of nuclear reactions that release nuclear energy to generate _____, which most frequently is then used in steam turbines to produce electricity in a nuclear power plant.
A.
water
B.
oxygen
C.
atomic energy
D.
heat
【单选题】Nuclear power is too dangerous and expensive for peaceful use therefore, many countries are reluctant to accept it.
A.
Y
B.
N
C.
NG
【简答题】The author’s attitude towards the development of nuclear power is ________. A) negative B) neutral C) positive D) questioning
【单选题】听力原文： President George W. Bush insisted the Iraq war could still be won and dismissed mounting calls for a change in strategy as US lawmakers voted again for troop withdrawals. Bush struck a defiant t...
A.
Support.
B.
Objection.
C.
Neutrality.
D.
Unclear.
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