ÌâÄ¿ÄÚÈÝ
¶ÌÎĸĴí
¼Ù¶¨Ó¢Óï¿ÎÉÏÀÏʦҪÇóͬ×ÀÖ®¼ä½»»»ÐÞ¸Ä×÷ÎÄ£¬ÇëÄãÐÞ¸ÄÄãͬ×ÀдµÄÒÔÏÂ×÷ÎÄ¡£ÎÄÖй²ÓÐ10´¦ÓïÑÔ´íÎó£¬Ã¿¾äÖÐ×î¶àÓÐÁ½´¦£¬Ã¿´¦´íÎó½öÉæ¼°Ò»¸öµ¥´ÊµÄÔö¼Ó¡¢É¾³ý»òÐ޸ġ£
Ôö¼Ó£ºÔÚȱ´Ê´¦¼ÓÒ»¸ö©×Ö·ûºÅ(¡Ä)£¬²¢ÔÚÆäÏÂÃæÐ´³ö¸Ã¼ÓµÄ´Ê¡£
ɾ³ý£º°Ñ¶àÓàµÄ´ÊÓÃбÏß(£Ü)»®µô¡£
Ð޸ģºÔÚ´íµÄ´ÊÏ»®Ò»ºáÏߣ¬²¢ÔڸôÊÏÂÃæÐ´³öÐ޸ĺóµÄ´Ê¡£
×¢Ò⣺
1£®Ã¿´¦´íÎó¼°ÆäÐ޸ľùÏÞÒ»´Ê¡£
2£®Ö»ÔÊÐíÐÞ¸Ä10´¦£¬¶àÕß(´ÓµÚ11´¦Æð)²»¼Æ·Ö
We often think insects to be harmless£®This is partly true£®Many an insect are harmful£®Flies carry diseases£®Others insects carry diseases, too£®Farmers are at war with insects most the time£®Hunger insects kill crops in the fields£®Farmers spray the fields as to get rid of these insects£®Does this means that all insects are harmful? No£®Many are of great helpful to man£®Bees make honey£®With bees and other insects, many trees would have not fruit£®Silkworms make silk£®Some insects eat other insects that kill fruit trees£®