用成语造句子

洗耳恭听，对牛弹琴
今天晚上我跟女朋友一起上课。老师讲的话题是科学发展观。洗耳恭听的同学们不多让我感觉老师讲的话都是对牛弹琴。Today I was with my girlfriend together going to class. The subject the teacher was talking about was: the progress of science. The number of listening classmates wasnt that big, so In my opinion if the teacher would be talking to a cow there wouldnt be a big difference at all.

失眠之夜
他因为考试让他很紧张所以过了一个失眠之夜。(他因为很紧张（明天的）考试，所以度过了一个失眠之夜)更多的时候说不眠之夜He wasnt sleeping for one night, because the examination let him very nervous.

胆小如鼠，胆大包天
小时候他是一个胆小如鼠的人，终于变成了一位胆大包天的人。

胆小如鼠用的对，但胆大包天不是个好词。一般这么说：

他竟敢随便违法乱纪，收贿受贿，真是胆大包天。

As he was a child, he was a very shy person, finally he became an audacious man.
有的人说男人不应该胆小如鼠的。

舐犊之爱
他花了2个小时自己的闲空时间陪孩子玩。他真的是一个舐犊之爱的人。he was spending 2 hours of her freetime to play with the kid. she really is a person who loves children a lot.

悬梁刺骨
悬梁刺骨地学习需要控制自己。study very hard needs to control hisself.

害群之马，不遗余力
以前他是我们家害群之马现在他不遗余力变成一个好人。before he was the black sheep in our family, now he gives his best to become a good person.

百闻不如一见
百闻不如一见，你让我看一下吧。我亲眼看见了才能明白。Its better to see something with own eyes than to listen what the peoples say. let me see. I cant understand unless I cant see it with my own eyes.

望子成龙, 过犹不及
对孩子们望子成龙会让孩子感觉压力很大不过另一方面孩子需要父母的鼓励。重要的是不过犹不及。To hope the kid will become a superstar can produce a big pressure, on the other hand its necessary to be motivated by the parents. Important is not to overkill.

ps：很多用的不好，但是很难改正，只能说你用多了就知道了。