— Do you often visit your grandparents? — Mmm… ________ , I’m afraid. I usually phone them.
28.In most cases, customers can't help ______ to buy things they actually do not need.
27.What do you think of his suggestion ______ we organize a football club?
26.— How is the campus cleaning going? — We've cleaned it up, ______ at least most of it.
25.— Could you have the report ready by Friday? — I ______ think so.
24.You'd better wash the shirt in cold water, or the color ______.