—Because some drivers don't take any ____ of speed limit.
—Yes. It was made ____ China.
—No ,he only wants to play a trick ____us,dear.
—I agree with you.
— It's boring.
—I'm sorry about that. I'll go somewhere else.
—Certainly. Here you are.
—Yes, I think we will remember those who helped and supported us forever.
—Sure. You' d better pay attention to____ every word correctly.
—What a pity. I think we should play a role in protecting the environment.
—Cheer up, mom. Let me help you.