问题
选择题
Everyone of us _____ it’s important _____a seat belt in the car.
A．knows, wears
B．know, to wear
C．knows, to wear
D．know, wearing
答案
答案：C
everyone of sb 作为主语，相当于三单形式，故用动词的三单形式，而后一空属于固定句型，即it’s +adj+for sb to do sth，故选答案为C