Look! You’ve made the same mistake again!— Oh, not again! _________ such a mistake.

Does it often rain in Jinan? -No,was little rain in Jinan last winter.

.It’s______coldtoday,butIhavestillfinished______homework.

Carl, why not go and help your sister water the flowers there? —Why__________? I’m busy myself. Jack is lying on the grass doing nothing.

How many students are there in the classroom? — ．They are all in the lab．