第二节完形填空(共20小题；每小题l 5分，满分30分)

阅读下面短文，从短文后各题所给的四个选项(A、B、C和D)中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

Recently，I flew to Las Vegas to attend a meeting. As we were about to arrive，the pilot announced with apology that there would be a slight 2lbefore setting down. High desert winds had 22 the airport to close all but one runway. He said that we would be 23 L the city for a few minutes waiting t0 24 We were also told to remain in our seats meanwhile with our seat belts fastened25 there might be a few bumps(颠簸)．We11，that few minutes turned into about four—five minutes，including a ride that would make a roller coaster(过山车)26 by comparison

The movement was so fierce that several passengers felt27 and had to use airsickness bags. As you might guess，that’s not good thing to have happen in a(n) 28 space because it only29 to increase the discomfort of the situation.

About twenty minutes into the adventure，the entire airplane became very30 .

There was now a sense of anxiety and fear that could be31 noticed．Every passenger simply held on for dear life …except one. A32 was having a good time! With each bump of the33!he would let out a giggle(咯咯的笑)of delight As I observed this，I34 that he didn’t know he was supposed to be afraid and worried about his 35 He neither thought about the past nor about the future Those are what we grown—ups have learned from36 .He was37 the ride because had not yet been taught to fear it. Having understood this，I took a deep breath and 38 back into my seat，pretending I was 39 on a roller coaster. I smiled for the rest of the flight. I even40 to giggle once or twice ,much to the chagrin(随恼)of the man sitting next to me holding the airsickness bag.

21_______

A. mistake

B. delay

C. change

D. wind