幾道英語問題：1.-Where is Japan?-It's （）the east of China .A,to B,in C,at D,on（求每個(gè)
介詞在這種語境里表達(dá)的范圍,我只知道in是說在中國里...） 2.begin to do sth 和begin doing sth的區(qū)別,以及在句子he took a piece of paper and began （）【draw】a cow.里應(yīng)怎么填?3.Our P.E teacher asked us（） everything he did.A,to looked carefully at B,to looked carefully