As the plane circled over the airport, everyone sensed that something was wrong. The plane was moving unsteadily through the air, and __1__ the passengers had fastened their seat belts, they were suddenly thrown forward. At that moment, the air-hostess __2__ . She looked very pale, but was quite calm. Speaking quickly but almost in a whisper, she __3__ everyone that the pilot hadfainted and asked if any of the passengers knew anything about machines or at __4__ how to drive a car. After a moment′s hesitation, a man got up and followed the hostess into the pilot′s cabin. Moving the pilot __5__ , the man took his seat and listened carefully to the urgent instructions that were being sent by radio from the airport __6__ . The plane was now dangerously close to the ground, but to everyone′s relief, it soon began to climb. The man had to __7__ the airport several times in-groups become __8__ with the controls of the plane. But the danger had not yet passed. The terrible __9__ came when he had to land. Followinginstructions, the man guided the plane toward the airfield. It shook violently __10__ it touched the ground and then moved rapidly along the runway and after a long run it stopped safely.

　　1. A. although B. while C. therefore D. then

　　2. A. showed B. presented C. exposed D. appeared

　　3. A. inquired B. insured C. informed D. instructed

　　4. A. best B. least C. length D. first

　　5. A. back B. aside C. about D. off

　　6. A. beneath B. under C. down D. below

　　7. A. surround B. circle C. observe D. view

　　8. A. intimate B. familiar C. understood D. close

　　9. A. moment B. movement C. idea D. affair

　　10. A. as B. unless C. while D. so

　　參考答案:1.A2.D3.C4.B5.B6.D7.B8.B9.A10.A