这种测验是危害良好教育的根源。

Such tests are a detriment to good education.

孩子们在学校要进行拼写测验，并学习乘法表。

Children at the school have spelling tests and learn their tables.

我们把测验时间限定为30分钟。

We set a (time) limit of 30 minutes for the test.

老师给我们测验英语。

The teacher tested us in English. / The teacher gave us a test/quiz in English.

写作是对语言能力的最高形式的测验。

Writing is a supreme test of linguistic competence.