反射光栅工作原理:改错(每句有一处错):1.Kate's trousers is blue.2.Does your sister watches TV every evening?

改错(每句有一处错):1.Kate's trousers is blue.2.Does your sister watches TV every evening? 改错(每句有一处错) 改错(每句有一处错) 改错(每句有一处错) 改错(每句有一处错)英语的 改错(每句有一处错):1.I can see two girls students. 改错(每句有一处错):1.Jim's sister can swim,what about he? 改错(每句有一处错):My sister prefers with play after school. 改错(每句有一处错):Let's go play games. 改错(每句有一处错):1.Look! Who sings in the next room?2.She must goes home now.