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【判断题】
函数方程特点是方程的有限个或无穷多个函数A.
正确
B.
错误
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参考解析：
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举一反三
【单选题】When they have questions about the flight, passengers can turn to ______.
A.
the captain
B.
flight attendants
C.
other passengers
D.
the engineers
【单选题】In "We are in a panic when hearing that we could die in this flight.",which part is the main event of the sentence?
A.
We are in a panic
B.
We could die in this flight
C.
In a panic
D.
When hearing that we could die in this flight
【单选题】A : When is the next flight to Los Angeles? B : _________________________________________
A.
Yes. Thank you!
B.
Monday, September 12.
C.
One way is $176.
D.
I will take the 9:30 flight on Tuesday.
【单选题】when you have to transfer by some place, what kind of flight is it?
A.
direct flight
B.
non-stop flight
C.
straight flight
D.
connecting flight
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