【正文】
B. I39。答語: Fine, thank you.) 單元語法聚焦一 Hello! (口語。s all right./My pleasure./Not at all./It39。 is D. am。 is B. is。s等。re 通過表格可以看出: be動(dòng)詞的形式隨主語的變化而變化,具體如下: 1.主語是第一人稱單數(shù) I(我 )時(shí), be動(dòng)詞用 am, I am可縮寫為I39。 3. They are very 。s she she39。s, this is不可以縮寫。 記憶口訣 我 (I)是 am, 你 (you)是 are, is連著他 (he)她 (she)它 (it), 單數(shù) is, 復(fù)數(shù) are, 不要混淆要牢記。m ( ) Gao ________ our teacher. She ________ tall. A. are。例如: Mum, this is my friend. 媽媽, 這是我的朋友。 )來相互表示友好,可以用“ How do you do?” (你好 )來互相問候。 is C. is。s. 9. —________ you a teacher? —No, I ________ a student. 10. I ________ a boy. Yiyi ________ a girl. 單元語法聚焦一 are is are is Are am am is Ⅱ .單項(xiàng)填空 ( )1. You ________ fine, and I ________fine, too. A. is。s my teacher. 他是我的老師。s this/that/his name? that39。m Li Ming! 你好,我叫李明! 2. She39。re/we39。 單元語法聚焦一 注意: (1)be動(dòng)詞還可與其他詞縮寫,例如: what is= what