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题目内容
（国家开放大学-开放英语4）
Young children soon _______________ words they hear their elders use.
选择一项：
A.
pick up
B.
put forward
C.
turn up
D.
look forward to
选择一项：
A.
pick up
B.
put forward
C.
turn up
D.
look forward to
参考答案