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【多选题】
Which description is correct? ( )A.
Position page 2 is a place where the crew can go to look at the IRS position versus the computed FMC position.
B.
The bearing/distance from the FMC position can also be shown on position page 2.
C.
The GPS position is usually used to set IRS position alignment.
D.
On Position page 2, the "IRU(3)" means the IRU position is coming from the average the positions from each IRU.
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【简答题】战时通风分为三种方式：清洁式通风、( )式通风、隔绝式通风。
【简答题】战时通风分为三种方式：( )式通风、滤毒式通风、隔绝式通风。
【单选题】The Lady on Pemberton Street.docx The main idea of the story is that ________.
A.
people living on Pemberton Street were conscious that they should make their block clean
B.
people liked to have some one like Mable Howard as their block captain
C.
Mable was a respected block captain who made Pemberton Street a nice neighborhood
D.
people had fun sweeping the streets under the influence of Mable Howard