—I have worked hard at math, but it seems that I haven’t made any progress. —Keep on _____ at it, and you will be successful. A. work B. working C. to work
—I’m going to visit my aunt this evening. She was very kind to us when we were at her home last time. Remember? — Of course I do. __________.
—What do you usually do at the weekend? —I ________ the program “Stars in danger—High diving ” with my family.
_____ good information! I have never heard _____ wonderful news.
—Every day, my mother tries to spare some time to chat with me ______ she is very tired after a wholeday’s hard work. —How great she is!
—Excuse me, Mum. When can we have dinner? —Not until it in half an hour.