Pleasestayatthestationuntil
问题详情：
Please stay at the station until ________.
A. he returned B. he will return C. he is returning D. he returns
【回答】
D
知识点：状语从句
题型：选择题
问题详情：
Please stay at the station until ________.
A. he returned B. he will return C. he is returning D. he returns
【回答】
D
知识点：状语从句
题型：选择题
