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【判断题】
生物的多样性与提高人类生活质量和旅游资源开发有密切关系,保护生物多样性就是保护人类自己。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Offers and revocations are effective upon posting, but acceptances are effective upon receipt.
A.
正确
B.
错误
【简答题】有效需求(Effective Demand)
【单选题】He __ a good football player . [ ]
A.
want to be
B.
wants be
C.
wants to be
D.
wants to
【单选题】Which of the following is true of effective hoping?
A.
Effective hoping is hoping without a plan, leading to nowhere.
B.
People should set long-term goals in effective hoping first.
C.
Effective hoping involves goal-setting, planning and executing.
D.
Effective hoping is so powerful that it can determine success.
【简答题】A．Person who is an effective leader of a particular group may not be an effective leader in another group. B．Few people succeed in sharing a leadership role with another person. C．A person can best le...
【多选题】What are the elements of an effective presentation?
A.
Effective organization of information
B.
Effective delivery of information
C.
Effective use of language
【单选题】My mother _________ an artist. [ ]
A.
wants is
B.
want to be
C.
wants be
D.
wants to be
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