(多选题)13: 利用直方图计算质量特征值主要是计算（ ）。 A: 子样平均值 B: 中位数 C: 级差 D: 标准偏差 E: 变异系数 ...

(多选题)20: 补偿方式一般包括____ A: 大修理 B: 现代化改装 C: 更新 D: 局部 ...

(单选题)1: 价值工程中所述的“价值”是指____ A: 对象的使用价值 B: 对象的交换价值 C: 对象的比较价值 D: 对象的实际价值 ...

(单选题)17: 对某边观测4测回，观测中误差为±2cm，则算术平均值的中误差为( )。 A: ±0.5cm B: ±1cm C: ±4cm D: ±2cm ...

(单选题)15:  The seventh day of the seventh lunar month is the only Chinese festival devoted ______ love in the Lunar calendar. A:  at B: to C: in D: on ...

(单选题)16:  Adam: Mmm….. This is the best pudding I've ever had!Celia: ________ I know you'd like it. A: Didn't't I tell you? B: Did I say it right? C: Is what I said right? D: What did I say? ...

(单选题)7: Today, many cultures divide music _____ art music and music of the people. A: from B: into C: over D: beneath ...

(单选题)8: Maria: Morley, where are the cookies. Don't tell me you ate them all! Morley: Yes, I did. _________ . A: I couldn't bear it B: They were too good to eat C: I couldn't help it D: They were good to eat ...

(单选题)21: When you go abroad, do you ______ take your passport?  A: have to B: ought to C: need D: must ...

(单选题)5:  Do not express shock for what you hear ______ matter how shocking it might seem. A: not B: never C: no D: none ...