下面这句话中有三处语法错误，请一一指出并改正： Measure should be taken b

Question

下面这句话中有三处语法错误，请一一指出并改正：
Measure should be taken by us to protect our environment，that is of greatly impoetance now.

Answer 1

第一处：主语的measure应为复数。
第二处：非限定性定语从句不能用that引导，应改为which。
第三处：名词importance不能用副词greatly修饰，应改为形容词great。
改正后的句子为：Measures should be taken by us to protect our environment，which is of grea. importance now.追问

请说明第一处错误的依据（一个固定短语）。

追答

take measures to do sth.
采取措施做某事

追问

正确。