I _____ happy yesterday.I _____ sad doday. 用am,is,are,was和we

I _____ happy yesterday.I _____ sad doday. 用am,is,are,was和we I am happy when you are sad I am sad 改为复数句,Is he happy?改为复数句,They are pretty改为单数句,We are 用"is","am","are"造过去式.例:I am ill today--I was ill yesterday-- My mom is going _____ a trip _____ me .I am very sad . I am much _____(wall) than yesterday. 用am , is , are 填空。 1. I _____ Kate. He _____ my br I _____ _____ yesterday evening. word form.i am happy he was _____.He has worked very hard ov I was very _____(sad) to hear that. My ______ parents are _____(到达)home soon.I am so happy 用am, is, are填空 1. I _____ a teacher.