题目内容
Researchers at the medical school have made steady __________ in cancer prevention and treatment.
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Qin Nan believes in internship at a law firm will be good for his career __________.
Despite changing economic conditions, the computer industry has continued to ___________
(2) snap, tap, clap, slapI knew someone was following me through the woods when I heard a twig ________ behind me.
The insistent ________ of the flag against the pole increased the drama of the military funeral.
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