he has been away from the factory .a a week ago b since a week ago
问题描述:
he has been away from the factory .a a week ago b since a week ago
答
选B
因为时态是现在完成时
.age跟的是一般过去式
since.age才跟现在完成时I'm afraid I can't help you ----- I'm too busy A just nowB just at presentC soonD thenB just at present 恐怕帮不了你,我现在太忙了 at present现在