32. Roll spoilers 的功能為何? (A)幫助航機降落 (B)降落時幫助航機減速 (C)使航機之轉向更為精確 (D)減少降落風阻

5. If an aircraft is operating at 40,000 ft. the pressurization ensures that (A)sea level pressure is maintained in the cabin. (B)the cabin pressure is progressively increased until the operational height is reached. (C)the cabin pressure above 10,000 ft. (D)the cabin pressure is equivalent to an altitude of less than 10,000 ft.