module 4 sandstorms in asia学案
teaching plan ---- module 4 sandstorms in asia
language points
1. mass www.xkb1.com
n. ① a mass of ice / coal / rocks
② a mass of / masses of + n / c.n /
eg. i have great massed of unanswered letters.
i have masses of work to do.
there are masses of work to do.
there was a mass of children in the yard.
③ /pl/ the masses
eg. the masses are the true makers of history.
④ the mass of… → most of … / the majority of …
eg. the reform is unpopular with the mass of teachers.
⑤ 质量（物）einstein studied the relation of energy and ma
Cultural Corner