Question

【题目】－How was your day off yesterday?

－Perfect! It was ____ birthday of my grandpa’s. We had a big family celebration.

A. seventy B. seventieth C. the seventieth D. the seventy

Answer 1

【答案】C

【解析】

句意：--你昨天过得怎么样？ --很好！昨天是我奶奶70岁生日。我们开了一个家庭庆祝会。是我奶奶的第70个生日，所以用序数词。序数词前要有定冠词the, 故选C。