He collected some books and spent a lot of time reading about how to know if a pair of shoes fit properly.
他收集了一些书，花了很多时间阅读如何挑选合适的鞋。
If you're using Windows, check out our Answers article on how to know if you're running the 32 or 64-bit version.
如果你用的是windows操作系统，请参考文章：判断系统是32位或64位的方法。
Miss Allan beamed at him. "You are clever to guess. I'm sure I don't know how you did it."—"Deduction," James said.
阿伦小姐对他笑道：“你很会猜，我确实不知道你怎么办到的。”——杰姆斯说：“推论。”
When Ted was six we decided that he needed to know how to fasten and unfasten his seat belt.
泰德六岁时，我们决定让他知道怎样系和解他的安全带。
Deadpool doesn't know how to lunch without dine-and-dashing.
死侍不知道怎样才能不吃霸王餐。
They know how to choose happiness over depression, because they know how to deal with the problems of their lives.
他们知道如何选择快乐而不是沮丧，因为他们知道如何处理生活中的问题。
I don't know how you have the nerve to show your face after what you said!
真不知道你说了那些话以后怎么还有脸露面！
Girls who have always been at a mixed school know how to stand up for themselves.
一直在男女混合学校上学的女孩子们知道如何自我保护。
I no longer want to be friends with her but I don't know how to get the message across.
我再也不想和她做朋友了，但我不知道如何告诉她。
People wanted to know how they had blundered into war, and how to avoid it in the future.
人们想弄清他们怎么会错误地卷入战争，将来如何才能避免这样的事。
"I see you know how to swim very well," she said, watching him do the backstroke.
“看来你很会游泳啊”，她一边说一边看他仰泳。
He hasn't got the know-how to run a farm.
他没有经营一个农场的专门知识。
The ruling party's veterans know how to calm their critics.
执政党中的资深官员们深谙安抚批评者之道。
First, we want to see the giraffes, but we don't know how to get there.
我们先想去看长颈鹿，但是我们不知道怎样去。
Do you know how to stitch caps?
你知道怎么缝帽子吗？
Marie didn't know how to row the boat.
玛丽不知道怎么划船。
The doctor doesn't know how to teach me geometry.
这个教授不知道如何教我几何学。
O George, do you remember Michael suddenly said to me, "How did you get to know me, mother?"
噢，乔治，你还记得吗，迈克尔突然对我说：“妈妈，你是怎么认得我的？”
"Many people don't know how to cook," Rea says, "and they only know how to heat things up."
雷亚说：“许多人不知道如何烹饪，他们只知道如何加热食物。”
How do clouds know how to make so many shapes?
云怎么知道如何形成如此多的形状？
It's necessary for us to know how to protect ourselves in an earthquake.
我们有必要知道如何在地震中保护自己。
It's important to know how to be a good friend with anyone in the Deaf community.
知道如何成为聋人的好朋友是很重要的。
It is always more important to know how to study by oneself than to memorize some formulas.
知道如何自学永远比记住一些公式更重要。
When a person visits a foreign country, it is important to know how to ask for help politely.
当一个人到国外旅游时，知道如何礼貌地寻求帮助是很重要的。
We should know how to protect ourselves.
我们应该知道如何保护自己。
We need to know how much of what food to eat to be healthy.
我们需要知道吃多少什么食物才能健康。
Nobody knows the meaning of every word, but good readers know how to understand words they don't know.
没有人知道每个单词的意思，但好的读者知道如何理解他们不认识的单词。
I didn't know how to answer that question.
我不知道如何回答这个问题。
I didn't know how to answer that question.
我不知道如何回答这个问题。
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