Helen has two sisters and a brother. Her brother is working, but _____ her sisters are still at scho

题目简介

Helen has two sisters and a brother. Her brother is working, but _____ her sisters are still at scho

题目详情

Helen has two sisters and a brother. Her brother is working, but _____ her sisters are still at school.
[     ]
A. neither
B. either
C. all
D. both
题型:单选题难度:中档来源:山东省模拟题

答案

D

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