1·The text is too long for us to learn by heart.
这篇课文太长了，以致我们不能够记住。
2·The teacher asked us to learn by heart as many excellent poems as possible.
老师要求我们尽量多背些美妙的诗歌。
3·You may find yourself having to learn something by heart.
你可能发现自己不得不记住一些东西。
4·All children were required to learn the Green Book, and some could recite passages by heart.
全国所有孩子都被要求学习绿皮书，有些章节甚至需要身心投入地背诵下来。
5·The birds did not understand Snowball's long words, but they accepted his explanation, and all the humbler animals set to work to learn the new maxim by heart.
鸟类听不懂斯诺鲍的长篇大论，但他们接受了他的解释，所有笨一点的动物都开始着手熟记这条新法则。
6·Learn by heart the whole sentences and the phrases that contain the new words so we may know how to use the words.
请背记包含生词的句子或词组，这样我们才真正能运用这些词汇，而且印象更深。
7·Li Xin likes to learn words by heart.
李信喜欢背单词。
8·others. All the animals nodded in complete agreement, and the cleverer ones at once began to learn the commandments by heart.
所有的动物点头完全同意，一些聪明一点的动物已经开始用心学习七诫了。
9·I have to learn so many English words by heart. It is rather awful. I have a bad memory.
我要用心记忆很多英文单词。对于我这样一个坏记性的人来讲，是相当可怕的。
10·Don't try to win friend by presenting gift. You should instead contribute your sincere love and learn how to win others' heart through appropriate ways.
不要靠馈赠获得朋友，你必须献出你诚挚的爱，学会怎样用适当的方式赢得别人的心。