My sister is taller than I am.这里为何要用I am?可不可以把am去掉?

My brother is taller than my sister.(保持愿意） My brother is taller than my sister.(保持原意) my borther is taller than my sister.(保持原意) 英语翻译my sister is taller than ____ ____two years ago ____one of the two girls is my sister Linda.A.Tall B.Taller C.The taller My brother is ____ taller than her sister.A.much B.moreC.manyD.very Amy is my sister than taller 3cm连词成句 Nodody is taller than my sister in her class （改成同义句） 改错 Her sister is taller than she.! Miss Li is taller( )her sister. Vicky is my twin sister and she is taller than ______A.us B.mine C.IVicky is my twin sister and she is taller than ______A.us B.mine C.I My sister is taller than I am.这里为何要用I am?可不可以把am去掉? taller,than,I,my,am,sister怎么连词成句 she is my sister. My sister is a my sister is a My sister is a my sister is