若，则 ( ){"A":"","B":"","C":"","D":""}_刷题宝

题干

若

，则 ( )

A：

B：

C：

D：

上一题下一题 0.0难度选择题更新时间:2010-11-01 03:37:16

答案(点此获取答案解析）

A

同类题1

先化简，再求值：

(\frac{a + 2}{a^{2} - 2 a} + \frac{1 - a}{a^{2} - 4 a + 4}) \div \frac{a - 4}{a}

{(π - \sqrt{3})}^{0} + {(\frac{1}{2})}^{- 1}

同类题2

多项式y²+4加上一个单项式后，使它能成为一个二项整式的完全平方，则满足条件的单项式有（）

同类题3

补全对话。

A：Hi，Jenny!____

B：I want to join the Sports Club．What about you?

A：____

B：Really?What can you do?

A：____

B：Well，do you want to join the Piano Club or the Guitar Club?

A：I want to join the Piano Club,but I also want to join the Guitar Club．

B：I see．____

A：Sounds great．

B：____

A：OK

A．I want to join the Music Club．

B．You can join the two clubs．

C．What club do you want to join?

D．I call play the guitar and the piano．

E．Let's go.

同类题4

商鞅变法的措施中对后世有消极影响的是(　　)
①重农抑商　②“燔诗书而明法令”　③奖励军功 ④废除井田制　⑤实行连坐法

同类题5

情景再现。

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