1 . It is important to explain this again or we will c______________ the students.

2 . It is important to explain this again or we will ________（使弄混）the students. （根据汉语提示单词拼写）

3 . They confused me____________conflicting accounts____________what happened. （用适当的词填空）

4 . My advisor ________ that I should sign up for advanced literature because I like English and I’m good at it.

A．recommended

B．confused

C．attracted

D．survived

5 . 用方框中单词的适当形式填空。

underline, comment, circulate, confuse, struggle, expand

1. He _______ to the surface as the water dragged him down.
2. “Young   fellows,   it   is   the   right   time   for   you   to   fight   for   your   dreams.”,   he _______ with expression at the meeting last night.
3. Today in China a growing number of people _______ the balance between work and life.
4. The headteacher often _______ me   and   my   twin   sister   because we look alike.
5. It was raining heavily. She _______ her umbrella and went out.
6. The news of the superstar’s death _______ quickly over the last few days.

6 . I'm totally ____________. Could you explain that again?

A．confuse

B．confused

C．confusing

D．confusion

7 . 当遇到生词时，我常常感到困惑。（confuse）(汉译英)

8 . A survey showed people were ______(confuse) about what they should eat to stay healthy. (所给词的适当形式填空）

9 . Evidence obtained from observation and experiment is often used to ______ a scientific theory.

A．confirm

B．conclude

C．consult

D．confuse