题目内容
【题目】
A.The lake was very clear in the past.
B.The lake is very clear at present.
C.The lake will be very clear in the future.
【答案】A
【解析】
【原文】
The lake used to be very clear.
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题目内容
【题目】
A.The lake was very clear in the past.
B.The lake is very clear at present.
C.The lake will be very clear in the future.
【答案】A
【解析】
【原文】
The lake used to be very clear.