1 . 他没有意识到危险。
________________

2 . —Look! Many people at the party don’t wear masks.
—I think they are unaware of the danger of COVID-19.

A．don’t find out

B．don’t keep off

C．don’t realize

3 . —You made the same mistake again, Sarah.
—I’m so sorry. I was unaware of it.

A．didn’t realize

B．didn’t understand

C．didn’t remember

5 . -—Why did you shout at your friend loudly?
—Because he was unaware of the danger he was facing, I just wanted to remind him.

A．didn’t hear

B．didn’t realize

C．didn’t remember

6 . He is ________（aware）of his mistakes because he always thinks he is correct.

7 . —You left the tap running just now, Sandy.
—Oh, I was unaware of that after I washed my hands.

A．didn’t realize

B．didn’t remember

C．didn’t imagine

8 . —Sometimes we are unaware of our own mistakes in our life.
—That’s why we need our friends to help us.

A．don’t save

B．don’t want

C．don’t know

9 . 那时我们完全没有意识到我们所惹的麻烦。
At that time, we ________ totally ________ ________ the trouble we caused.

10 . 有些学生没有意识到学习英语的重要性。
Some students _______ _______ _______ the importance of learning English.