(1) call the police 意为“报警”，其中police是单数形式表示复数意义，用作主语时谓语动词用复数形式。 如：The police are searching for a man with a beard.
第三课时B（1A-1D）
语法重点一 2. run after 在……后面跑、追
如：The man is running after his son because he doesn’t want to do his homework 类似的词组还有： read after 跟着读
如：Our teacher often asks us to read after him. 上句常也用单词follow来表达。 Our teacher often asks us to follow him to read.
语法重点二
3. a woman with a camera 一个带有相机的妇女
英语里表达“有，没有”，可以用there be 句型， have 动词，介词with, without there be 句型表 示“在……存在 有”。 如：There are 50 students in our class.
have 动词表示某 某拥有。 如：He has a lot of friends at school. 介词 with, without 作伴随
如：He sits on a chair with only three legs .
The teacher came into the classroom without a book in his hands.
语法重点三
1. He might be running to catch a bus to work. 他可能是跑步去赶公车去上班。
catch动词，意为“赶上；捕获”。过去式、过去分词均为caught，catch a bus意为“赶上公共汽车”。
如：I don’t know whether we can catch the early bus.
The cat caught a mouse. 第四课时（2A-2E）
1. Stonehenge, a rock circle, is not only one of Britain’s most famous historical places but also one
语法重点一 of its greatest mysteries.巨石阵、岩石圈,不仅是英国 最著名的历史古迹之一也是它的一个最大的奇迹之一
not only… but also 用于连接两 个表示并列关系的成分，着重强调后者， 其意为“不但…… 而且”；其中的also 有时可以省略。
如：She not only plays well, but also writes music. Not only men but also women were chosen.
He works not only on weekdays but on Sundays as well.
注意：若连接两个成分作主语，其谓语通常与靠近的主语保持一致。
如：Not only you but also he has to leave. 若连接两个句子，not only后面的句子要用倒装 如：Not only did he speak more correctly, but he spoke more easily.
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