1 . 我常把王海误认为他的双胞胎弟弟，因为他们长得太像了。(mistake)

2 . Members of a family look and behave _____(like) because they share a certain group of genes.

3 . The twin brothers are a__________ in appearance but differ greatly in character.

4 . Failures hurt grown-ups and children a_____, but it can make a difference to your life once you learn to use it.

5 . Members of a family look and behave______ (like) because they share a certain group of genes.

6 . They are not only like each other but they even dress ________.

7 . These cats look exactly ________ (十分相似的), so how can you tell which is which?

8 . I enjoyed being on this course—I learned a lot from teachers and students ________.

A．alone

B．alike

C．ahead

D．above

9 . My mother and I are __________ (类似) in many ways. （根据汉语意思填空）

10 . Representatives present at the meeting last Wednesday were seated two chairs_______to observe social distancing rules.

A．ahead

B．alive

C．alike

D．apart