《中华人民共和国电子商务法》是2019年1月1日正式施行，使得电子商务行业告别了无章可循的时代。
A. 对
B. 错
When you come out of the lift, turn left. Mr. Smith’s office is the second one on the right.
A. Thank you.
B. You are welcome.
C. Don't mention it.
D. Sorry to hear that.
Is there a bus going there?
A. Yes, but you may walk there.
B. No, you can't miss it.
C. Yes, take a taxi.
D. No, it's a white building.
Am I going in the wrong direction?
A. Yes, keep going.
B. No, thank you.
C. Yes, you need to turn around.
D. No, it isn't.
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