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问题 单项选择题

如果一个数学测验试题的文字难度太大，超过学生自身的水平，那么这个测验就是（）。

A．低效度的

B．低信度的

C．低难度的

D．低区分度的

答案

参考答案：A

解析：

解析：效度是测量的有效性程度，简单地说是指一个测验的准确性、有用性。测验试题的文字难度太大，超过学生水平，不能体现m测验的有效性，也就是测验的低效度性。

单项选择题 配伍题

房间隔缺损时有（）

A.左室后负荷增加

B.左室前、后负荷均增加

C.右室前、后负荷均增加

D.左、右心室前负荷均增加

E.右室前负荷增加
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单项选择题

The government is to ban payments to witnesses by newspapers seeking to buy up people involved in prominent cases such as the trial of Rosemary West.

In a significant (51) of legal controls over the press. Lord Irvine, the Lord Chancellor, will introduce a (52) bill that will propose making payments to witnesses (53) and will strictly control the amount of (54) that can be given to a case before a trial begins.

In a letter to Gerald Kaufman, chairman of the House of Commons media select committee. Lord Irvine said he (55) with a committee report this year which said that self regulation did not (56) sufficient control.

(57) of the letter came two days after Lord Irvine caused a (58) of media protest when he said the (59) of privacy controls contained in European legislation would be left to judges (60) to Parliament.

60().

A. better than

B. other than

C. rather than

D. sooner than
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