Unit Check 11 短听力选择 -6[br][/br] 听一遍，选择正确答案 A: Extreme weather along flight route B: Fuel tank punctured C: Serious fuel leak D: Long-time holding
Unit Check 11 短听力选择 -6[br][/br] 听一遍，选择正确答案 A: Extreme weather along flight route B: Fuel tank punctured C: Serious fuel leak D: Long-time holding
1