数学家：华罗庚
A．文学家：海顿
B．历史学家：梅特涅
C．音乐家：肖伯纳
D．画家：展子虔
参考答案：D
The underlined part in the sentence “I have many good books.” is a/an________.
A．attributive
B．object
C．predicate
D．subject
偏差的大小是衡量精密度高低的尺度。
