用括号内所给词的适当形式填空. 1.（Is）（be）Billy reading books now？2.What is your sister（doing）（do）？
用所给词的适当形式填空. is 字母 I 是一个大写字母
用括号内所给词的适当形式填空. seeto gowill beinterestingfrightingare talking
用括号内所给词的适当形式填空， 1、doing 2、singing 3、are doing 4、does do 5、are going
用括号内所给词的适当形式填空 1.Have four legs.Ihave a shell.I move very(slowly)[slow]2.My dog doesn't like(to be)[be]on a lead.3.Peter is(interested)[interest]in goldfish.4.Millie has a dog(called)[call]Eddie.5.We learned how(to look)[look]after pets.6.The birds are so(colourful)[colour]and need a lot of care.8.I(bought)[buy]a parrot yesterday.9.Don't pill the(rabbits')[rabbit]ears.They will feel freghtened.【注意：这里用了they，不只一只兔子，所以用：rabbits' 复数名词的所有歌形式.】10.The Class 1，Grade 7 students took some(photos)[photo]of their pets.
