选择正确的单词补全对话。

A: Excuse me! Where's the library?

B: ___________ (Across, Cross) from the office.

A: Is that ___________ (far, near) from here?

B: No! It's just ___________ (across, up) the stairs! Let me ___________ (help, helping) you.

A: Thank you.

B: Follow ___________ (I, me), please! Here ___________ ___________ (is it, it is)!

A: Thanks!