It’s very kind you_____ help the old people in need.A. to, in B. of ,to C. at,for
—Whose bag is this? —I'm not sure. It be Flora's.
—What's up? —I missed the train. By the time I got to the train station, the train for 10 minutes.
—Do you know what time your uncle Dazhou tomorrow? —At 2∶00 p.m.. I will meet him when he at the airport.
—Tommy, don't make a noise! If you have any questions, please your hands. —Sorry, Mr. Smith. I won't do it again.
—Tina, I have cleaned most of the windows. —That's very kind you. It's difficult me to do it all by myself.