改错:In 1991,America began sell all kinds of stamps to the collestors.

People in America speak() A.America B. 改错:In 1991,America began sell all kinds of stamps to the collestors. The stamps in America are very beautiful.改错 They are America boys.改错 改错 The boys are playing in the street 2 I am from America 单选,说明原因The schools in China are different from( ).A.America schools B.that of America C.America D.those in America l want to a ball 改错；she want to piay football 改错；can you cleaning the room now改错we have seven lessons in monday改错；he are from america改错. Bill is form America,he is a America boy.改错 改错 Do the students in your school know we还有一句:Does your mother from America or Australia The boy _____blue trousers _____A with:is from America B in:is American C with:is AmericanD in:is America 请高手做一下单句改错,要求改正并说明原因（每句一错）,并翻译一下整个句子的中文意思.感谢!2010-11.【The biggest single hobby (A)】in America ,the one 【that(B)】America 【spend(C)】most time , energy and mon the woman come from america.改错 There are America boys改错句 Canada is in( ) America Chinatown in America AMERICA IN PICTURES怎么样 in America什么意思 MISSING IN AMERICA怎么样