You will have an accident if you don’t ______, for the road is icy.
—How do you find the cards I’ve collected recently? —Very nice, especially ________bearing the signature of Liu Xiang.
On the flight to Chongqing, the memory of my childhood, _______ I was my father’s shadow, came flooding back.
—Alice, you look puzzled.Haven’t you understood it? —Yes.I _of another problem just now.
—I can’t imagine Phelps was caught smoking on campus!—_______.
—What are you doing, John? Why stop?—To be on the safe side, we’d fill up the car now for we _______ run out of gas on the way.