×Ô¿¼Ó¢ÓïÊÔÌâ¼°´ð°¸
¡¡¡¡PART ONE
¡¡¡¡¢ñ.Vocabulary and Structure (10 points, 1 point for each item)?
¡¡¡¡´ÓÏÂÁи÷¾äËĸöÑ¡ÏîÖÐÑ¡³öÒ»¸ö×î¼Ñ´ð°¸£¬²¢ÔÚ´ðÌâÖ½ÉϽ«ÏàÓ¦µÄ×ÖĸͿºÚ¡£
¡¡¡¡1. It is time now to learn ________ to protect our atmosphere, the roof over the world of man.?

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


