42（）

A．reply
B．explain
C．declare
D．suggest

Pilot Cabuk was at the control seat calling out his climb checklist after taking off. Keeping him company in the copilot’s seat was the plane’s owner, Doug White. Cabuk began a __36__ call to air traffic controllers in Miami, but __37__ his voice lowered and his head fell to his chest. White __38__ him on the shoulder and tried __39__ him awake, but he was still. The plane was a mile above the earth, climbing up at a speed of 2, 000 feet per minute. And no one on board knew __40__ to get it safely to the __41__. White got on the radio. “Miami,” he said in a trembling (颤抖的) voice, “I’ve got to __42__ —an emergency (紧急状态). My pilot fell ill and is in a terrible state. I need __43__ up here.” Nate Henkels took the __44__ at the Miami center. He was __45__; few aircraft had been as large as this one. Henkels instructed White to __46__ at the height of 12, 000 feet. But the plane kept __47__. “Don’t worry. Pull back gently.” Henkels said, fighting his own __48__. The “gently” part proved __49__. White turned left and moved around, which __50__ him on the proper course. “You’re doing well,” said Henkels. His __51__ voice had become White’s lifeline. Gradually White __52__ the plane and then dropped the landing gear (起落架). Fif minutes later, the plane was __53__ on the runway, shining under the Florida sun after a perfect __54__. Inside the Miami control center, __55__ broke out.