这题到底选B还是C?

这题到底选B还是C? 第五题到底是选B还是c呢! 到底选B还是C,初二数学,第9题 到底选a还是b? 第三题到底是选c还是a啊, 这道英语题到底是用for还是toThe bus is______the park.（A)to （B)for（ C)go to 南稻北麦的因素到底是什么?如题.A地形.B热量.C水分.到底是热量还是水分. 第12题到底选A还是B 到底选C还是D呀 到底是选a还是c, 28题到底是a还是c. 这道生物题到底是选B还是选D啊!~~~~(>_ 选B还是C 选B还是C? since前到底是用过去式还是现在完成时?Plasitic shopping bags______ no longer free at the supermarkets since June 1st,2008A.were B.will be C.have been D.have应该选哪一个?为什么?这到底是为什么？ 英语单选题速度This pencil is Bill's.Please give _____A.it to him B.him to it C.it him D.him it到底A还是D,这两个好像都对吧到底选哪个呢 it was__we had hoped.到底是选B.a success more than 还是C.as much of a success as 12题,选B还是C?为什么?