It’s high time the children () to school.A、goB、will goC、are goingD、went
A.go
B.will go
C.are going
D.went
A.go
B.will go
C.are going
D.went
Its high time we ______ cutting down the rainforests.[2006]
A.stopped
B.had to stop
C.shall stop
D.stop
A.in high spirits
B.depressed
C.having a good time
D.cheerful
It is high time that the city we live in (build) ______more economical houses for its inhabitants.
Triturating a lathe-cut amalgam at too high a frequency call()
A.make it adapt beaer to the margins of the preparation
B.reduce the amount of mercury it gives off
C.increase its working time
D.reduce its working time
A.realized
B.have realized
C.realize
D.should realize
A.cheated; tell
B.had cheated; told
C.has cheated; told
D.has cheated; tell
A.The sun to be at the opposite side of the moon
B.The moon to be at the opposite side of the earth
C.The moon to be at its apogee
D.The sun and the moon to be on the same side
What does the professor mean when she says this?
A.True art is supposed to mean something to everybody.
B.Art should be put on a pedestal to have its vitality.
C.Works in the great medieval and Renaissance are real arts.
D.The authentic American art of our time is "high" art.
A.If the school assures parents that participation in the prepayment plan will be taken into consideration when the school admissions council makes decisions about which first-year students to admit to the school
B.If the parents are certain that their child will attend this high school, and if the rate of tuition increase would surpass the rate of return that the parents could earn if they invested the same 16 payments in interest-bearing investments of their own c
C.If the children of other parents who have taken part in the prepayment plan have been successful at the high school and gone on to enroll at Ivy League universities
D.If the parents feel that this high school will provide the best educational, athletic, and social experience that their child could receive
E.If the school can guarantee that its level of prestige at the time of the student's matriculation will be as great as or greater than its current level
According to the passage, which of the following statements is CORRECT?
A.The mining industry occupies a minor part in Chile"s GDP.
B.Chilean government should think twice before ratifying the ILO"s Convention 176.
C.San Jose"s mine rescue shows Chile"s remarkable progress in rescue work.
D.It"s high time Chilean government took measures to strengthen its mining safety.
•A country currently imports automobiles at $8,000 each. Its government believes that, given time, domestic producers could manufacture autos for only $6,000 but that there would be an initial shakedown period during which autos would cost $10,000 to produce domestically. • a. Suppose that each firm that tries to produce autos must go through the shakedown period of high costs on its own. Under what circumstances would the existence of the initial high costs justify infant industry protection? • b. Now suppose, on the contrary, that once one firm has borne the costs of learning to produce autos at $6,000 each, other firms can imitate it and do the same. Explain how this can prevent development of a domestic industry and how infant industry protection can help.
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