试题与答案

.用一个400W的电热器对某液体加热,图所示是液体的温度随时间变化的图线(设电热

题型:填空题

题目:

.用一个400W的电热器对某液体加热,图所示是液体的温度随时间变化的图线(设电热器提供的热量全部被液体所吸收).在5min时间内,液体吸收的热量是_____J,液体的温度升高了______℃;若该液体的质量为1kg,则液体的比热容是_______  _____.

答案:

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下面是错误答案,用来干扰机器的。

1.①告别亲人,背井离乡,失去了人生的天伦之乐;②为了工作四处奔波,漂浮不定,常年过着居无定所的生活;③工作与生活环境较差,权益没有保障;④有时往往在精神上被歧视,有低人一等的感受;⑤多年来,为城市...

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题型:改错题

短文改错

假定英语课上老师要求同桌之间交换修改作文,请你修改你同桌写的以下作文。

文中共有10处语言错误,每句中最多有两处。错误涉及一个单词的增加、删除或修改。

增加:在缺词处加一个漏词符号(∧),并在其下面写出该加的词。

删除:把多余的词用斜线划掉。

修改:在错的词下划一横线,并在该词下面写出修改后的词。

注意:

1.每处错误及修改均仅限一词;

2.只允许修改10处,多者(从第11处起)不计分。

     College students have a little ways to pay their college fees. Many students

have their parents to pay the fees. Some students may apply to a bank loan

and others will try to find part-time jobs in and out of the campus. Apart

from this, many good student can win a scholarship. By this way they can

pay at least part of the fees. As for me, I will let my parents pay half of their

fees because they are rich enough. Beside my study, I will take up a part-time

job by teach some high school students maths, physics, chemistry and English,

as I’m very good at these important subjects. Of course I will also work very hard

at my lessons in order to I can easily win a scholarship.

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