because和because of的用法区别,还有符号的区别.
2个回答

LS正解.

补充一下,because接原因状语从句,becasue of接名词、代词或动名词,如because of doing sth.

e.g.Many living things lose their homes because people keep cutting down trees.

=Many living things lose their homes because of deforestation.

由于人们砍伐森林,很多生物都失去了他们的家园.

符号的话,由上可见不需要.