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【简答题】
Welcome aboard Dragon air Airlines Flight 121 Hong Kong to Paris. Our flight will take about three hours. We will be flying at an altitude of 3473 meters and the average speed is 903 kilometers per hour.
In order to ensure the normal operation of aircraft navigation and communication systems, mobile phones, toys and other electronic devices throughout the flight and the laptop computers are not allowed to use during take-off and landing.
We will take off immediately, please be seated, fasten your seat belt, and make sure your seat back is straight up, your tray table is closed and your carry-on items are securely stowed in the over-head bin or under the seat in front of you. This is a non-smoking flight; please do not smoke on board.
The chief purser Adam Smith with all your crew members will be sincerely at your service. We hope you enjoy the flight! Thank you!
This announcement is broadcast before the plane is to (46) .
The flight is from (47) to (48) .
Passengers are allowed to use laptop computers except when the plane is to take off and (49) .
Throughout the flight, (50) and the use of electronic devices are not permitted.
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【单选题】4（） A．fixed B．firm C．bound D．open
A.
As one works with color in a practical, or experimental way, one is impressed by two apparently unrelated facts. Color as seen is a mobile, changeable thing (1) to a large extent on the relationship of the color (2) other colors (3) simultaneously. It is not (4) in its relation to the direct stimulus which (5) it. On the other hand, the properties of surfaces that give (6) to color do not seem to change greatly under a wide variety of illumination color, usually (but not always) looking much the same in artificial light as in daylight. Both of these effects seem to be (7) in large part to the mechanism of color (8) .
B.
When the eye is (9) to a colored area, there is an immediate readjustment of the (10) of the eye to color in and around the area (11) . This readjustment does not promptly affect the color seen but usually does affect the next area to which the (12) is shifted. The longer the time of viewing, the higher the (13) , and the larger the area, the greater the effect will be (14) its persistence in the (15) viewing situation. As indicated by the work of Wright and Schouten, it appears that, at (16) for a first approximation, full adaptation takes place over (17) time if the adapting source is moderately bright and the eye has been in (18) darkness just previously. Also, (19) of the persistence of the effect if the eye is shifted around from one object to another, all of which are at similar brightness or have similar colors, the adaptation will tend to become (20) over the whole eye.
【单选题】How many reading rooms does the library have() A．Four. B．Five. C．Six.
A.
M: Excuse me. Can you do me a favor
B.
W: What’s your problem
C.
M: I just can not find the right place here. I’ve never been here before.
D.
W: You must be a freshman. What do you want anyway
E.
M: I want to find a book that I need for my term paper, but I cannot find it anywhere.
F.
W: The library has five reading rooms. You may try the General Reading Room. You can find almost all the books there. But you can not take the book out of the reading room.
G.
M. It doesn’t matter. I just want to refer to it for some figures. Where is it
H.
W: Go out of this building, cross the sports field, and you will see a white house. The General Reading Room is inside it.
I.
M: No wonder ! It’s not here! Thank you very much.
J.
W: My pleasure!
相关题目：
【单选题】4（） A．fixed B．firm C．bound D．open
A.
As one works with color in a practical, or experimental way, one is impressed by two apparently unrelated facts. Color as seen is a mobile, changeable thing (1) to a large extent on the relationship of the color (2) other colors (3) simultaneously. It is not (4) in its relation to the direct stimulus which (5) it. On the other hand, the properties of surfaces that give (6) to color do not seem to change greatly under a wide variety of illumination color, usually (but not always) looking much the same in artificial light as in daylight. Both of these effects seem to be (7) in large part to the mechanism of color (8) .
B.
When the eye is (9) to a colored area, there is an immediate readjustment of the (10) of the eye to color in and around the area (11) . This readjustment does not promptly affect the color seen but usually does affect the next area to which the (12) is shifted. The longer the time of viewing, the higher the (13) , and the larger the area, the greater the effect will be (14) its persistence in the (15) viewing situation. As indicated by the work of Wright and Schouten, it appears that, at (16) for a first approximation, full adaptation takes place over (17) time if the adapting source is moderately bright and the eye has been in (18) darkness just previously. Also, (19) of the persistence of the effect if the eye is shifted around from one object to another, all of which are at similar brightness or have similar colors, the adaptation will tend to become (20) over the whole eye.
【单选题】How many reading rooms does the library have() A．Four. B．Five. C．Six.
A.
M: Excuse me. Can you do me a favor
B.
W: What’s your problem
C.
M: I just can not find the right place here. I’ve never been here before.
D.
W: You must be a freshman. What do you want anyway
E.
M: I want to find a book that I need for my term paper, but I cannot find it anywhere.
F.
W: The library has five reading rooms. You may try the General Reading Room. You can find almost all the books there. But you can not take the book out of the reading room.
G.
M. It doesn’t matter. I just want to refer to it for some figures. Where is it
H.
W: Go out of this building, cross the sports field, and you will see a white house. The General Reading Room is inside it.
I.
M: No wonder ! It’s not here! Thank you very much.
J.
W: My pleasure!
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