题目内容

用自然语言描述：求任意圆的面积和周长。

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Use the following words to fill in the blanks.mathematics engineering engineer physics disciplines1 Daniel wants to be a(n) _____________________ .2 _ investigates how mass and movement interact.3 _ classes are for students who want to build structures.4 _ includes studying addition and division.5 This university offers degrees in many different _____________________ .

Read and find the following phrases equivalent to those given in Chinese in the table below.

Match the following pictures with the listed phrases.

直线AB的V、H面投影均反映实长,则直线AB是()

A. 水平线
B. 正平线
C. 侧平线
D. 侧垂线