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Unit 4. Planting trees is good for us Period 3

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1¡¢´Ê»ã£ºÄܹ®¹Ì¡¢ÔËÓÃÒÑѧ¹ýµÄÓйػ·¾³±£»¤µÄ¶ÌÓï keep the air clean, Keep us cool, make the place beautiful£»ÄÜÀí½â¡¢ÔËÓÃplanting trees is good for us, we should . 2¡¢ÄÜÔÚÓïÆªÖÐÔËÓÃоäÐÍ£¬Ì¸ÂÛÊ÷ľ±£»¤µÄ»°Ìâ¡£ ½ÌÑ§ÖØµã¡¢Äѵ㣺

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½ÌʦÓÿμþ¿ìÉÁ±¾µ¥ÔªµÄе¥´Ê¼°¶Ì¾äplant trees, keep the air

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Step 2 пγÊÏÖ(presentation) 2¡¢part E£ºlet¡¯s write

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S£ºwe can see many tall buildings, but less and less trees. T£ºyes, in this village, more and more trees are cut down by people.

The weather is changing, it¡¯s getting hotter.

°åÊécut down, to grow rice, getting hotter, cool and fresh£¬½ÌʦÓÃͼƬ°ïÖúѧÉúÀí½âÕâЩ´Ê»ã¡££© (2)survey name Why do people cut Why should we plant more

down trees? trees? ѧÉúÒÔ×éΪµ¥Î»µ÷²éͬѧ»ò¼Ò³¤£¬ÌîÉÏÃû×ÖºóÔÚÏàÓ¦µÄ´ðÌâ¿òÖÐÊéд¡£ (3)presentation С×é´ú±í»ã±¨µ÷²é½á¹û (4) Íê³ÉE²¿·ÖÌî¿Õ

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