乳牙中最早脱落的是 A．下颌乳侧切牙 B．下颌乳中切牙 C．上颌乳中切牙 D．上颌乳

小明在观察人体口腔上皮细胞临时装片时，发现目镜为10X、物镜为40X，此显微镜的放大倍数为（    ）：

A．10X

B．50X

C．100X

D．400 X

___ information___ stored in this computer．

A．Large quantities of, have been

B．A great many, has been

C．A large quantity of, were

D．Quite a lot, is

—My mom makes me eat an apple every day ________ the doctor away.    —So does mine.

A．keep

B．to keep

C．keeping

D．kept

Which is not a goal in both project management and quality management ？（）

A．Prevention over inspectio

B．Customer satisfactio

C．Management responsibilit

D．Triple constrain

监理工程师在实施监理过程中，发现存在重大事故隐患的，应立即要求施工单位（）；施工单位对重大事故隐患不及时整改的，应立即向建设行政主管部门报告。

A.限期整改

B.停工整改

C.停工

D.立即报告