【单选题】It will be some time________we know the full results.
【简答题】52+39= 400÷8= 480÷8= 33×30=
【简答题】We feel ________ that we cannot supply the entire quantity required.(regret(able/ful), thank(ful),appreciate(tion/tive))
【简答题】先用计算器算出前四题的得数,再直接写出后面各题的得数。 3×8=( ) 33×8=( ) 333×8=( ) 3333×8=( ) 333333×8=( ) 33……3 ×8=( ) 20个
【单选题】Which of the following affixes differs from others?