ÌâÄ¿ÄÚÈÝ
ͼ2ÖÐNΪ±±¼«µã,ABΪ³¿»èÏßµÄÒ»¶Î,ÇÒBΪ³¿»èÏßÓëijһγÏßµÄÇеã,ÕâÒ»ÌìBµã×î´óÌ«Ñô¸ß¶ÈΪ40¡ã,B¡¢CÔÚͬһ¾ÏßÉÏ¡£¶Áͼ£¬Íê³ÉÌâ¡£
1£®AµãλÓÚ( )
A£®»èÏßÉÏ
B£®³¿ÏßÉÏ
C£®¿ÉÄÜÔÚ»èÏßÉÏ£¬Ò²¿ÉÄÜÔÚ³¿ÏßÉÏ
D£®»èÏߺͳ¿ÏߵĽ»µãÉÏ
2£®BµãµÄγ¶ÈÊÇ( )
A£®66¡ã34¡ä B£®70¡ã C£®75¡ã D£®80¡ã
3£®Î»ÓÚNBÖ®¼äµÄÈÎÒâµãC´Ëʱ̫Ñô¸ß¶È×î¿ÉÄܵÄÊÇ( )
¢ÙСÓÚ0¡ã ¢Ú5¡ã ¢Û15¡ã ¢Ü25¡ã
A£®¢Ù B£®¢Ú¢Û C£®¢Û¢Ü D£®¢Ü
1.A
2.B
3.B
½âÎö:
ÂÔ
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿