问题

Knowledge from real life isn’t easier toforget than ___ achieved from textbooks．

A:heard from
B:that
C:one
D:those

正确答案是：

同类题型

下列各句中，没有语病的一句是（）

It is difficult to________one twin from the other.They almostdon’t________from each other. [ ]

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There are many pictures on the wall._____do you like best?

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