个人独资企业解散的原因有 A．投资人决定解散 B．被依法吊销营业执照 C．投资人死亡

下列词语中加点的字，读音全都正确的一组是 （ ）

A．逋(pǔ)慢场(chǎng)院欸(aǐ)乃庠(xiáng)序之教

B．倨(jū)傲谲 (jué)诈怃(fǔ)然槁项黄馘(xù)

C．惶悚(sǒng)编纂(zuǎn)衅(xìn)钟独存孤迥(jiǒng)

D．初隽(jùn)重(zhòng)听福祉(zhǐ)胼手胝(dǐ)足

— Betty ______ john and is our headmaster now.    

— Really? In my opinion, she herself should be ______ by someone else, too.[ ]

A. has taken place of; replaced              

B. has placed; taken place

C. has taken the place of; replaced          

D. taken place of; replace

—I wonder how much you charge（要价） for your services.

—The first two are free    the third costs￥30.

A．while

B．until

C．when

D．before

割草机的刀具及刀片

当保温屋面的基层为装配式钢筋混凝土板时，灌缝的细石混凝土宜掺（）。

A、微膨胀剂

B、早强剂

C、缓凝剂