正确处理课内教学与课外辅导的关系，自习课和节假日时间可以进行集体补课。（）
参考答案：错
读一读，回答问题。
Li Ming: Excuse me! Where is the library?
Miss Liu: Across from the office.
Li Ming: Is that far from here?
Miss Liu: No! It's just up the stairs! I can show you.
Li Ming: Thank you!
Miss Liu: Follow me! Here it is!
Li Ming: Thanks!
Questions:
1. Is the library far from the office?
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2. Does Miss Liu help Li Ming get to the library?
图中“●”和“o”，下列方框中表示混合物的是 [ ]
A．
B．
C．
D．
