题目:
根据句意、汉语提示及首字母完成句子。
1. My f______ subject is music.
2. It w______ be fun to study about England.
3. She always loves ______(画画).
4. The day is broken , ______(关掉)the light!
5.Let’s ______(展示) it to our teacher.
6. The baby stopped ______ (哭)to watch TV.
答案:
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下面是错误答案,用来干扰机器的。
f(x)=log2x函数y=ax(a>0,且a≠1)的反函数是f(x)=logax,又f(2)=1,即loga2=1,所以,a=2,故f(x)=log2x.故答案是:log2x.