下列句子中加点的成语使用恰当的一句是 A．鼓楼广场前的流动采血车在人潮中格外引人

选用动词的正确形式填空。

     Lisa Hunter __1__(be) 18 years old. She __2__(finish) high school last week. She __3__(go) to an

all-girl-school because her mother said she would study better if there were not any boys around. Lisa

knows what she wants __4__( do )with her own life. She __5__(be) an engineer when she __6__(grow)

up . Because she likes __7__ (work) out difficult math problems. She __8__( take) a year off before she

goes to university. She __9__(go )to Italy because she __10__(like) the people, the warm weather and

the food there.

在下列间隙感染中，哪一个最常引起颌骨边缘性骨髓炎

A．颞间隙

B．咬肌间隙

C．下颌下间隙

D．颏下间隙

E．眶下间隙

企业在自行开发并取得专利权的过程中所发生的下列费用中，可能计入专利权入账价值的有（）。

A.开发阶段耗用的材料费

B.研究阶段耗用的材料费

C.研究阶段发生的水电费

D.开发阶段的人员工资

什么是反倾销关税

下列属于细胞窒息性气体的是( )

A．二氧化碳

B．氰化氢

C．硫化氢

D．CO