[单项选择]The fire lasted four hours before the firemen put it out.

[单选题]The fire-fighting agent used to put out brake fire of A/C is _______ .
A.water
B.carbon dioxide
C.dry chemical goods (dry powder)
D.carbon tetrachloride

[单项选择]She looked round the bus before she put her hand into the old lady's bag, because ______.

[单项选择]Four hours（）the limit of this driving test,
A. are
B. has been
C. will be
D. is

[单选题] Several hours before passengers arrive for the flight of the day, ( ) at the airport are preparing the aircraft.
A. the ground and flight crews
B. only the ground crew
C. only the flight crew
D. the ground crew and technical staff

[单选题]Before flight, pilots must have at least _______ hours rest time.
A.6
B.8
C.10
D.2

[单项选择]A) to put C) putting
B) to be put D) put


A. to put
B. to be put
C. putting
D. put

[单选题]If the special flight fails to receive the weather information of concerned destination or alternate airport _______ hours before takeoff, the weather station at the departure airport should voluntarily ask for it from relevant weather information unit.
A.3
B.2
C.1
D.4

[单项选择]FIRE : ASHES ::
A. accident : delay
B. wood : splinters
C. water : waves
D. regret : melancholy
E. event : memories

[单项选择]Where did the big fire happen

[单选题]The three fire-fighting agents for cabin fire-fighting purposes are _______ .
A.water, dry chemical goods and bromide methyl
B.water, carbon dioxide and dry chemical goods
C.water, dry chemical goods and bromide chloride methane
D.water, bromide methanol and carbon dioxide

FIRE的功能特点有哪些？

[单项选择]When does the professor have office hours


A. Mondays.
B. Wednesdays.
C. Fridays.
D. Monday through Friday.

[单项选择]

Passage Four
During the twentieth century there has been a great change in the lives of women. A woman marrying at the end of the nineteenth century would probably have been in her middle twenties, and would be likely to have seven or eight children, of whom four or five lived till they were five years old. By the time the Youngest was fifteen, the mother would have been in her early fifties and would expect to live a further twenty years, during which chance and health made it unusual for them to get paid work. Today women marry younger and have fewer children. Usually a woman’ s youngest child will be fifteen when she is forty-five and she can be expected to live another thirty-five years and is likely to take paid work until sixty.
This important change in women’ s life has only recently begun to have its full effect on women’s economic position. Even a few years ago most girls left school and took a full-time job. However, when they ma
A. is younger when her children are old enough to look after themselves
B. does not like children herself
C. needn' t worry about food for her children
D. can be free from family duties when she reaches sixty

[单项选择]

Passage Four
Native Americans from the southeastern part of what is now the United States believed that the universe in which they lived was made up of three separate, but related, worlds: the Upper World, the Lower World, and This World. In the last there lived humans, most animals, and all plants.
This World, a round island resting on the surface of waters, was suspended from the sky by four cords attached to the island at the four cardinal points of the compass. Lines drawn to connect the opposite points of the compass, from north to south and from east to west, intersected This World to divide it into four wedge-shaped segments. Thus a symbolic representation of the human world was a cross within a circle, the cross representing the intersecting lines and the circle the shape of This World.
Each segment of This World was identified by its own color. According to Cherokee doctrine, east was associated with the color red because it was the directi
A. waters
B. the sky
C. an animal
D. an island