The government has made ____every citizen should pay his or her income tax.A.that clear B it clear that C clear that D us clear that为什么选B 要简洁理由.两个小时以内.

The government has made ____every citizen should pay his or her income tax.A.that clear B it clear that C clear that D us clear that为什么选B 要简洁理由.两个小时以内.
The government has made ____every citizen should pay his or her income tax.
A.that clear B it clear that C clear that D us clear that
为什么选B 要简洁理由.
两个小时以内.

The government has made ____every citizen should pay his or her income tax.A.that clear B it clear that C clear that D us clear that为什么选B 要简洁理由.两个小时以内.
这里的it是形式宾语.make it clear that你可以当做一个固定的句式来记忆,意思就是弄清楚XXX
这句话的意思是：政府必须弄清每个公民都应付清他或她的收入税.
这里的形式宾语it指代的就是后面的every citizen should.到完

make it clear 是澄清的意思