Let's divide the rubbish into different kinds before throwing it away．
OK． It's _____us to use some of it again．（ ）
A．thankful toB．good for
C．similar toD．painful for
Zhang Guimei started the first free senior high school for girls to help them get an in Lijiang，Yunnan.
A．educationB．invitation
C．informationD．imagination
Scientists all over the world are new medicine to fight COVID﹣19.
A．blowing outB．trying out
C．leaving outD．keeping out
It's unbelievable that mountains can grow.According to a recent survey,Qomolangma has risen than before.
A．lowB．lowerC．highD．higher
一What did you do this Dragon Boat Festival？
—I the boat races on TV and read books.
A．watchB．watched
C．am watchingD．will watch
You can't make progress in math learning you work harder.
A．ifB．afterC．unlessD．because