It's a ruler .就划线部分提问

It's a ruler .就划线部分提问 对划线部分提问：划线部分：a ruler 向题：it is a ruler under the It's (a blue ruler)?对括号部分提问 that’s a ruler in english（对划线部分提问,a ruler） this is an orange It's Jim's sister.就划线部分提问（划线部分为Jim's sister） It's Saturday.(用What就划线部分提问) ------------- It's eight o'clock now.就划线部分提问 It‘s springtime.（就划线部分提问） It's coudy today 就划线部分提问 It s a very important building in New York.就划线部分提问. this is a yellow ruler.（对划线部分提问） This is a ruler.(对划线部分提问)