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题目内容
（延安大学大学英语）
(单选题) Flora and Jeff ________gone down under the water before they could move away.(本题3.5分)
A、 had neither
B、 all had
C、 both had
D、 had both
A、 had neither
B、 all had
C、 both had
D、 had both
参考答案
