What can be learned from the passage about giving birth to baby sea horses?

A．It is dangerous for the female.

B．It happens once a year.

C．It is hard work for the male.

D．It occurs in the deep sea.

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参考答案

细节题。本题可用排除法来做。A，B和D三项文中均未提到。本文通篇在讲述雄性海马保护卵及孵化幼仔的辛苦过程。尤其是第五段指出有时候要用两天时间才能孵化出所有幼仔，可见雄性海马非常辛苦。故答案为C。

1 To rotect himself and his eggs, the male sea horse does all the following EXCEPT
__________.

A．changing his color

B．gripping a piece of grass

C．staying motionless

D．enlarging his pouch

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2 The author suggests that when sea horse babies are ready to be born __________.

A．the male sea horse seems very happy

B．it is difficult for them to come out

C．the female sea horse joins the male

D．they need larger space in the pouch

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3 Which fact does the author want the reader to remember most?

A．The male sea horse gives birth to the young.

B．The female sea horse lays up to 200 eggs at a time.

C．Baby sea horses are born in groups of five or more.

D．The female will return every day to check on the eggs.

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