【正文】
。 。 。 No entry. What’s the matter,Lingling? Let’s go downstairs. It’s against the rules. M5U2短語(yǔ)句子 1. wele to the most friendly museum 2. as well 3. on the second and third floors 4. for example 5. find out how people dig coal from the ground 6. use it to create energy 7. explain how Xrays let you see inside your body 8. lots of physics experiments 博物館 ,還有 煤 X光如何讓你看到自己的身體內(nèi)部 about what medicine was like in the past all ages 11. something new a wonderful time whole world 14. allow sb. to do sth. 9. 了解過(guò)去的藥物是什么樣子的 (人) 11.