理工类教程汇总和更新

Only special plants can survive the terrible climate of a desert,for these are regions where the annual range of... [查看全文]

Living in space looks like lots of fun.You can do certain things in space (like floating around,or pushing huge... [查看全文]

　　This November, a hundred million butterflies will drop from the sky over Mexico, like autumn leaves. But for... [查看全文]

　　How does an earthquake start?　　What makes an earthquake happen? The rock of the earth's crust (地壳) may... [查看全文]

　　The Smog　　For over a month,Indonesia was in crisis.Forest fires raged out of control as the country suffered... [查看全文]

　　A Dolphin and an Astronomer　　One day in 1963,a dolphin named Elvar and a famous astronomer,Carl Sagan,were p... [查看全文]

　　Mad Scientist Stereotype Outdated　　Do people still imagine a physicist as a bearded man in glasses or has t... [查看全文]

　　A Pay Rise or Not?　　"Unless I get a rise,I'll have a talk with the boss,Henry Manley，" George Strong ... [查看全文]

　　Plants in Desert　　Only special plants can survive the terrible climate of a desert,for these are regions whe... [查看全文]

　　职称英语考试阅读判断为一篇300～450词左右的短文，题目是七个陈述句要求考生阅读原文，并根据原文所给的信息，判断每个陈述句是对(rig... [查看全文]