She has been to Beijing .A.sometime B.some time C.some times

She has been to Beijing .A.sometime B.some time C.some times He has stayed here for__ A.some time B.some times C.sometime ( ) he takes the train.A.some time B.Sometime C.Some times D some time some times sometime Mary has learned English for ------- A.sometime B.some time sometime sometimes some time some times little a little few 区别sometimes,sometime,some time ,some times 选择题sometimes ,sometime,some time,some times sometime sometimes some time some times sometimes sometime some times some time sometimes-some times-sometime-some time I have been to the Great Wall A .some times B.sometimes C.so