— How many computers _____ in your classroom?
—There are two .
A、arethereA
暂无解析
()What'sthat____English?
I’mtenyearsoldandmysisteristwoyearsolderthanme，sosheist_____yearsold。
Acartravelsatarateof50milesperhour.Howlongwillittaketotravel300miles?
Wecanseesomebirdsoverthere.(对画线部分提问)
_________________________________________
he(物主代词)__________
