---Where’s Mary? I didn’t see her this w

题型:选择题

问题:

---Where’s Mary? I didn’t see her this week.

--- I didn’t see her, _____.

A.other

B.too

C.either

D.instead

考点:关系副词副词的比较级,副词的最高级疑问副词频度副词
题型:选择题

A project team is in the design stage of a new mountain bike prototype. The team is in the process of identifying which type of frame and material will provide high performance at a low cost. Which of the following is the MOST likely technique used to determine these variables

A) Benefit/cost analysis.
B) Ishikawa diagram.
C) Design of experiments.
D) System flow chart.

题型:选择题

下列选项中,属于中央固定收入的有()。

A.印花税

B.关税

C.消费税

D.中央企业所得税

E.个人所得税

题型:选择题

下列物质中,属于纯净物的是(  )

A.红磷

B.食用醋

C.冰红茶

D.加碘盐

题型:选择题

铝合金材料的可焊性较差,对焊接工艺和焊接工人的技术要求很高,焊接以后产生的变形很难控制。因此在铝制车体结构设计中采用大型中空截面的挤压铝合金型材。

题型:选择题

低分子右旋糖酐()

A.脑细胞保护剂

B.抗凝药物

C.溶栓治疗

D.血液稀释疗法

E.脑代谢

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