Now most families have only one child _____ our country’s one-child policy.
—Did you return from Shanghai on time?—No. The train________ I took was late because of the bad weather.
—Linda, together with her parents, ______up the mess in the park at the moment.—It’s meaningful to be a volunteer. Let’s join them.
—Do you want to see the painting exhibition at the weekend?—I won’t see it unless I __________.
—It’s ______ of you to bring me some fruit.—My pleasure. Please make yourself at home, sir.
—Miss Green, could you tell me how to improve my pronunciation?—Sure. The most important thing is that you should _________.