—I failed again. I wish I _________ harder.—But you _________.
Mr. Wang _____ table tennis well, though he suffers from a waist pain and _____ it for a long time.
—Is Robert abroad ?—I think so. He _____ for a better job, but he didn’t get it.
We _______ dinner at six o’clock when JSTV _______ to show the film “If you are not the one”.
—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?”