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【重点词语/短语用法解析】
- many+可数名词 许多……
much +不可数名词 许多……
- live to be+基数词 + years old“活到……岁”
- be in great danger 处在极大的危险中
- play a part in +名/代/V-ing. 参与某事/做某事
Everyone should play a part in saving the earth.
- help (sb.) with sth. 帮助（某人）做某事
He often helps me with my English.
help sb. (to) do sth. 帮助（某人）做……
He often helps me study English.
help oneself ( to ) 自用(食物等)
Help yourself to the fish. 请随便吃鱼
- the same as… 和……一样…… 反义短语： be different from
- It takes/took/will take sb. some time to do sth. 某人花了……时间做某事(时态根据具体情况决定）
It takes me an hour to get to my office.
spend time／money on sth. 在……上花费时间（金钱）
- spend time／money (in) doing sth. 花费时间（金钱）做某事。
I spent two hours on this math problem. 这道数学题花了我个小时。
They spent two years building this bridge. 造这座桥花了他们两年时间。
- hundreds of + 名词复数 许多/大量……
数词+hundred + 名词复数 几百……
类似的数词还有thousand（千） , million（万）
There are four hundred students in our grade.
There are hundreds of tourists in Beijing every year.
- during 在…期间
during the vacation/the daytime/the weekend
- the meaning of ……的意思
Can you tell me the meaning of the words?