5.
根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。
A: Excuse me, how can I get go the bookstore?
B: It's far away here.
A:
B: It's about 10 kilometers. You need to take a bus.
A:
B: The No. 18 bus.
A:
B: It's over there. You should go across the bridge.
A:
B: You're welcome.
