9. Who invented the earliest instrument to tell people where earthquakes happened? A. Charles Darwin( Zhang Heng C. Watt
9. Who invented the earliest instrument to tell people where earthquakes happened? A. Charles Darwin B. Zhang Heng C. Watt
10. Who put forward a theory about black holes? Stephen Hawking B. Archimedes C. Copernicus
10.Who put forward a theory about black holes? A. Stephen Hawking B. Archimedes C. Copernicus
Speak 8g activity Discuss in groups of four, which field do you want to contribute yourself to in the future? One takes down the groupmates opinions, after that report the groupmates'opinions to the whole class
Speaking activity Discuss in groups of four, which field do you want to contribute yourself to in the future? One takes down the groupmates’ opinions, after that ,report the groupmates’ opinions to the whole class. Speaking (3m)
苍蝇等媒介把 不注意 病菌带到食物 环境卫生 受污染 病菌随 的食物 粪便排出 病菌污染 及食水 水源及 不注意 个人卫生 外 A两人或希面者霍乱传染流程图 患病
基础知识自测