托业考试

【单选题】


网考网参考答案：A
网考网解析：
[听力原文] (A) The people are descending the escalator． (B) The people are going down a flight of stairs． (C) The people are waiting for the elevator． (D) The people are standing in line at the airport． [解析] (B)flight是指从这一层到另一层的所有楼梯。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>