根据课文内容,完成下列任务。 1. How many ways does the

题型:问答题

问题:

根据课文内容,完成下列任务。

1. How many ways does the writer give us to deal with our problems?

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2. Why don't young children stay angry for long?

  ___________________________________________________

3. Why do many students complain about school?

  ___________________________________________________

4. Stephen Hawking is very healthy all the time, isn't he?

  ___________________________________________________

5. What should we do if we have problems in our life?

  ___________________________________________________

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题型:问答题
若函数f(x)=lnx,g(x)=x-
2
x

(1)求函数φ(x)=g(x)-kf(x)(k>0)的单调区间;
(2)若对所有的x∈[e,+∞],都有xf(x)≥ax-a成立,求实数a的取值范围.
题型:问答题

焊接方式按其操作位置不同,结构形式可分为()、横焊和仰焊四种情况。

A.内焊

B.外焊

C.平焊

D.立焊

题型:问答题

患者身患外感实热病证,兼见喘喝,气不能接续,甚则心悸气短。其病机是

A.实中夹虚

B.虚中夹实

C.真虚假实

D.真实假虚

E.因虚致实

题型:问答题

溶源性细菌

题型:问答题

在运动中,要求静心用意、以动作引导意识、动作与呼吸紧密配合。

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