国家开放大学 / 人文英语1
正确率：100%
—Seat belts save lives.
—
A.
I won't put on my seat belt.
B.
I will put on my seat belt.
C.
It's true. I agree.
—
A.
I won't put on my seat belt.
B.
I will put on my seat belt.
C.
It's true. I agree.
参考答案：