A. No, it's a direct flight. B. No, It's delayed for one hour. C. No, it's a two-hour flight. D. No, it's a morning flight.
A. Is it convenient for you? B. Can I see Mark tonight? C. I'm quite right. D. That's quite all right.
A. Yes B. NO
A. Research paradigm B. The title of the article C. The requirements of the journal D. The length of the article
A. 明知不对，不说为佳 B. 赞扬别人，言过其实 C. 尊重他人，平等待人 D. 少言冷语，自恃清高
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