There are sixty of these in one hour是什么?

There are sixty of these in one hour是什么? more,sixty,types,kangaroos,than,there,different,of,are. There are sixty minutes in an hour .对sixty.提问 There are sixty students,______are from EnglangA.there of which B.there of them C.there of the students D.there of whom there are sixty m___ in an hour There are sixty (m) an hour there are sixty minutes in an There are sixty m____in an hour. there are sixty seconds in a m____ There are sixty students in our class.Thirty of the students in our class are girls.There are sixty students in our class,thirty of___are girls请解释原因,谢谢. There are fifty students in the class,sixty percent of _____are boysA themB whoC whom D what there are sixty students in class three 做同意句class three 什么 sixty students There are ( ) in an hour a.sixty seconds b.thirty mintues c.sixty minutes There are sixty minutes an hour.填介词! There are sixty s___ in a minute.这题呢? 首字母填空：There are sixty seconds in a m( ) There are sixty minutes in an h____.根据首字母填空 There are sixty minutes in an hour 能不能写成There are sixty minutes in one hour?为什么