【简答题】It is _________ that the matter should still be hanging unsettled.(regret(able/ful), thank(ful),appreciate(tion/tive))
【简答题】简便计算. 8×37×125 4×(78×25) 33×125×8×2.
【简答题】3,8,33,98,393,1178,( )
【简答题】如图在△ABC中,∠A=30°,∠ABC=105°,BD⊥AC于D点,BD=4.试求△ABC的周长.
【单选题】________ a strange plant!I've never seen it before.(2011·辽宁,33)