问题
选择题
It worried her a bit that her hair_______ grey.
A．was turning
B．has turned
C．turns
D．will turn
答案
答案：A
从句的时态应该和主句的时态保持一致。
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It worried her a bit that her hair_______ grey.
A．was turning
B．has turned
C．turns
D．will turn
答案：A
从句的时态应该和主句的时态保持一致。