20．-Listen，my flight is being announced．I must be off now．
--Bye．______________．（　　）
A．Happy landingB．Thank you for seeing me off．
C．Take it easyD．I will go with you．

分析 ---聽，我要登機了，我得走了．
---再見，一路平安！

解答 答案是A．
考查交際用語．A．Happy landing 一路平安，B．Thank you for seeing me off．謝謝你為我送行，C．Take it easy 別著急，D．I will go with you 我與你一起．句意：---聽，我要登機了，我得走了．再見，一路平安！故選A．

點評 解答此類題目，首先要掌握西方文化及英語日常用語，然后結(jié)合語境及相關(guān)語法選擇合適的交際用語．

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