"Seventy-one" is "( )“

Seventy-one is ( )“ Thirty and seventy is one h（ ） 71用英语怎么说?A.seventy-firstB.seventy firstC.seventy-oneD.seventy one Twenty-two and seventy-eight is one h().小学五年级英语填空 他父亲身高1米7His father is one and seventy（ ） about seventy-one p___ of the earth is coveed by water. one hundred seventy one thousand 是不是 171000 英语听力答案 The sea is the largest (21)_________________.It covers seventy-one{属于Part C Spot Dictation }The sea is the largest (21)_________________.It covers seventy-one percent of the earth.There is (22)___________________about this vast the old grandma is seventy对 seventy 提问 The shirt is seventy yuan.( seventy yuan划线) my grandfather is seventy 划线部分提问 My grandpa is (seventy) 括号提问 His grandfather is seventy.His[ ]good health 连词成句plus one seventy equals thirty hundred G.M. was one hundred seventy-two billion dollars in debt.one hundred seventy-two billion dollars 这是多少 ? The old man is seventy.对划线部分提问,画线部分为seventy. My grandpa is over seventy 划线提问 划线划在 over seventy 为什么双城记中的1775是one thousand seven hundred and seventy-five?难道不是seventeen seventy-five么?