这两个英语句子有语法错误吗?The earth on which we live is shaped like a ba
这两个英语句子有语法错误吗?
The earth on which we live is shaped like a ball.
The world on which we live is made up of matter.
1.The world _____ is made up of matter应选?
A.in that we live B.on which we live
C.where we live in D.we live in