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师梦圆初中英语教材同步人教版九年级全一册Section A Grammar focus 4a—4c下载详情
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How governments can help

Two environmental against “finning”

Listen to the tape , and fill in the blanks .

3a

About 70 million sharks

In southern China

Develop laws to stop the sale of shark fins

WildAid and WWF

3b

Read the passage again and fill in the blanks with the words in the box.

so although if but when

Many people do not realize they are killing a whole shark ____ they enjoy a bowl of shark fin soup.

Sharks are at the top of the food chain, ___ if their numbers drop, the ocean’s ecosystem will be in danger.

Many think that sharks are too strong to be endanger-ed ,_____ they are wrong.

________ there are no scientific studies to support this ,a lot of people believe that shark fins are good for health.

Sharks may disappear one day ___ we do not do something to stop the sale of shark fins.

when

so

but

Although

if

1.harmful 有害的,常构成短语

be harmful to “对……有害的”。

Staying up often is harmful to your health.

【拓展】

harm 名词,意为“害处”。常用构成短语

do harm to “对……有害”,相当于be harmful to.

Too much smoking does harm to his health.

= Too much smoking is harmful to his health.

改为同义句。

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