Unit 7 Lesson 40 When Is Your Birthday? 习题2一、翻译句子。1. 我正在为我的祖父做一份生日礼物。2. 你的生日是几月几号？3. 我觉得日历是一份很不错的生日礼物。4. 妈妈每年都会忘记自己的生日。5. 爸爸的生日是六月二十七日。二、基数词、序数词互换。1. eight (序数词) 2. seventeen (序数词) 3. ninth (基数词) 4. fiftieth (基数词) 5. thirty-one（序数词） 三、选择。1. - How old is your son? - . We had a special party for his birthday last Sunday.A. Nine, ninth B. Ninth, nine C. Nine, nine2. Guangdong Sports Games was held in Foshan last November.A. The twelfth B. Twelfth C. The twelfth3. He believed his lucky number was ten, so he decided to live on the floor.A. lowest B. ten C. tenth4. June is the month of the year.A. fifth B. six C. sixth