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题目内容
（西安科技大学-大学英语2）
【单选题】
What.s happened is that the new results _________ the possibilities.
A、
hand down
B、
pass down
C、
narrow down
D、
get down
What.s happened is that the new results _________ the possibilities.
A、
hand down
B、
pass down
C、
narrow down
D、
get down
参考答案