1. by accident 偶然地;意外地
2. without doubt 毫无疑问的;的确
3. by mistake 错误地
4. look up to 钦佩;仰慕
5. take place 发生;出现
6. all of a sudden 突然;猛地
7. divide…into… 把……分成......
8. the Olympics 奥林匹克运动会
9. the style of ……的样式
10. be used for 被用于……
考点详解
invent v. 发明
inventor n. 发明家
invention n. 发明
给某人某样东西 give sth. to sb.
I gave a pen to him. 我给他一支笔。
give sb. sth.
I gave him a pen. 我给他一支笔。
not…until… 直到…才…
I didn't go to bed until I finished my work. 我直到完成我的工作才去睡觉。
fall into 落入,掉进
The leaf fell into the river. 叶子落入了河里
fall down 摔倒
She fell down from her bike. 她从她自行车摔倒了