We all know that Chinese students study very hard for long ___.A.days B.time C.hours D.weeks选B还是C?

We all know that W___comes after Tuesday we all know that A______speak english We all know that one hundred years is a c________ We all know that Mickey is a popular cartoon c____. we all know that the earth t__ around the sun. we all know that the earth moves-----the sun 介词 we all know the f_ that she is a blind we all know that colour can a____ our moods. we all know that spring comes b___ summer. We all know that English____(speak)in many country. we all know that a------- speak louder than words We all know that ----(act) speak louder than words. We all know that china has a long h（ ）We all know that china has a long h（) as we all know . We visited all three islands and boating,but also to the Chi Chi As we all know we should study hard._______ _______ _______ that we should study hard. We all know that people all over the world speak English （改为被动语态） 单项选择.We all know that the dinosaurs were all _____.A.dieB.diedC.deadD.death