—Has your brother found an apartment yet?—No, he's still living in a room downtown, but I ________ him look.
—This returned scholar has become one of the top experts in this field.—Yes, I know him very well. He ______ for ten years at an institute in the USA.A. has worked B. had worked C. worked D. has been working
“I took part in the TOEFL. It was really hard.” “Did you ______ a lot?”
You ______ television. Why not do something more active?
“I thought you might have got drunk.” “Yes, I ______.”
How can you possibly miss the news? It _______ on TV all day long.