Lesson 14 听音填空-1[音频]make a right-hand 1. ______, report 2. _____
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Lesson 14 听音填空-2[音频]Traffic on 1. ________on 2. ______
Lesson 14 听音填空-3[音频]make 1. _______QNH 2. _____
Lesson 14 听音填空-4[音频]1. ______ NO.2 follow DC-10 on 2. _____
Lesson 14 听音填空-5[音频]1. _________until 15