It has been shown that nicotine in cigarettes can improve people's abilities to perform. some actions more quickly.
A.
Y
B.
N
C.
NG
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参考答案:
举一反三
【简答题】The examiner asks you and your partner to say more about the subject of the photographs in Part 3. You may be asked to give your opinion or to talk about something that has happened to you.
【单选题】The sales of the new supercomputers have come across resistance from the Commerce Department and members of Congress because they can not meet the needs of the America.