【正文】
e the environment. Let’s take action now! could have to can/should can/could could would/can can would could have to should must may/ might ☆ 教材解讀 ☆ ,we can’t afford to wait any longer to take action! afford意為“承擔(dān)得起 (后果 )。 So far,we have learned English for six ,我們已經(jīng)學(xué)習(xí)英語六年了。Unit 13 We’re trying to save the earth! Section A 3a— 4c Have you ever seen a shark? What has happened to sharks? The general idea of the article is about . pollution protection groups shark Read for the general idea of 3a. C Where shark fin soup is popular Number of sharks caught and traded every year How much the numbers of some kinds of sharks have fallen in the last 20 to 30 years Two environmental groups against “finning” southern China 70 million over 90 percent WildAid and the WWF Read the passage about sharks and plet