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职称英语
They ______ us since five o’clock this morning until now.A、are helpingB、helpC、
They ______ us since five o’clock this morning until now.A、are helpingB、helpC、
游客
2025-03-15
4
管理
问题
They ______ us since five o’clock this morning until now.
选项
A、are helping
B、help
C、have helped
D、have been helping
答案
D
解析
since five o’clock this morning until now自从今天早上五点钟直到现在,这一段时间一直在帮助我们。
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