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当飞机的迎角超过临界迎角，升力随迎角的增加而减小，这种现象称为 。
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【简答题】Dear Laura, Hi! I am Veronica, your new pen friend from Singapore. I got your name and address from the Pen Pals' Column in Buddies magazine and thought I'd write to you. Well, let me start by ...
【单选题】A: Can I borrow your geography notes from Professor Johnson's class? B: ______.
A.
I beg your pardon. But why don't you ask Betty for it?
B.
What do you need it for? You can have it anytime you like.
C.
Sure. I need it too. Here you are.
D.
Sorry, I am using it myself. You can have it later.
【单选题】听力原文： This is Margaret from General Public Services. I got your number from one of your customers, City Chiropractic. I would like to place an order for a water dispenser service. We would like to ren...
A.
The chiropractic office.
B.
The accountant.
C.
The manager.
D.
A new customer.
【简答题】会计主体前提为会计核算确定了空间范围，会计分期前提为会计核算确定了时间范围。（ ）
【单选题】--- Rose, I'm making your favorite chocolate cake. --- Thanks, Mom. I know it from the ______ from the kitchen.
A.
taste
B.
care
C.
space
D.
smell
【简答题】会计主体前提为会计核算确定了空间范围，会计分期前提为会计核算确定了时间范围。（ ）
【简答题】会计主体前提为会计核算确定了空间范围，会计分期前提为会计核算确定了时间范围。( )
【单选题】I think you should ______some money ______your friends.
A.
borrow; for
B.
borrow; from
C.
lend; from
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