2011½ì¸ß¿¼Ó¢Óï¸ßЧ±¸¿¼¾«Æ·×ÊÁÏÆß
People often fall ill because of me. However, they can hardly blame me; it is largely their own fault.A tired person may get ___1__ , especially when he goes to crowded places with polluted air. A sudden change in___ 2 ___is another factor. In hot summer, people turn on the air-conditioner upon returning home. They will catch a cold easily.
People often fall ill because of me. However, they can hardly blame me; it is largely their own fault.A tired person may get ___1__ , especially when he goes to crowded places with polluted air. A sudden change in___ 2 ___is another factor. In hot summer, people turn on the air-conditioner upon returning home. They will catch a cold easily.

ÈÕÓï
º«Óï
·¨Óï
µÂÓï
Î÷°àÑÀÓï
Òâ´óÀûÓï
°¢À²®Óï
ÆÏÌÑÑÀÓï
Ô½ÄÏÓï
¶íÓï
·ÒÀ¼Óï
Ì©Óï


