- A.the lack of official support
- B.its hi.gh cost
- C.its failure to help increase production
- D.the lack of financial support
- A.sprayed with pesticides
- B.in pour physical condition
- C.facing an infrared scanner
- D.exposed to excessive sun rays
- A.transforming poisoned rain
- B.consuhing infrared scanning experts
- C.resorting to spot-spraying
- D.detecting crop problems at an early date
- A.Europe Was changing more quickly than America.
- B.Europe had greater need of farm machinery than America did.
- C.America was finally running out of good farmland.
- D.There was a shortage of workers on American farms.
- A.Get the best yield from.
- B.Raise the price of.
- C.Exaggerate the worth of.
- D.Earn a living on.
- A.Farmers had few tools before the agricultural revolutions.
- B.Americans were traditionally self-reliant.
- C.Life on the farm was extremely difficult.
- D.New tools were designed to the portable.
- A.The need for agricultural advances to help feed a growing population.
- B.The development of safer machines demanded by the labor movement.
- C.Machinery that contributed to the agricultural revolution.
- D.New Jersey as a leader in the agricultural revolution.
- A.is insignificant
- B.is enormous
- C.seems overestimated
- D.remains unknown
- A.astronauts will have deformed children of grandchildren
- B.radiation is not a threat to well protection space explorers
- C.the Apollo mission was very successful
- D.protection from space radiation is no easy job
- A.the effect of exposure to radiation is slow in coming
- B.exposure to even tiny amounts of radiation is fatal
- C.radiation is avoidable in space exploration
- D.astronauts in spacesuits needn’t worry about radiation damage
- According to the first paragraph,the atmosphere is essential to man in that_________.
- A.it supplies the heat necessary for human survival
- B.it provides sufficient light for plant growth
- C.it protects him against the harmful rays from space
- D.it screens off the falling meteors
- A.Wales is the richest of the three.
- B.Scotland is the largest of the three.
- C.Sometimes English is used instead of:Britain.
- D.Britain is the only name of the largest island of British Isles.
- A.part of Britain
- B.part of.British Isles
- C.the official name of the whole country England
- D.the largest country of all mentioned in the passage
- A.Wales
- B.Scotland
- C.Northern Ireland
- D.The Republic of Ireland
- A.She often goes,and likes it sometimes and sometimes not.
- B.She thinks it is not only fun,but stress relieving as well.
- C.She has:not tried it herself SO has no attitude about it.
- D.She feels it is a,waste of time.
- A.There are no unfamiliar people watching you so you won't feel nervous.
- B.It is more technologically advanced.
- C.The employees are friendlier.
- D.The food is better.
- A.Enter the code number.
- B.Choose many different types of music.
- C.Listen to others singing so everyone has an audience.
- D.Change your voice from a woman to a man or vice—versa.
- A.disregard
- B.ignorance
- C.neglect
- D.avoidance
- A.run for
- B.run over
- C.iMn off
- D.nnl into
- A.discuss
- B.will be discussed
- C.be discussed
- D.wDuld be discussed
- A.after
- B.for
- C.in
- D.since
- A.enough old to
- B.enough old
- C.old enough
- D.old 6nough to
- A.up
- B.up to
- C.on
- D.in
- A.therefore
- B.otllerwise
- C.however
- D.afterwards
- A.didn’t play
- B.wouldn't pIay
- C.played
- D.would play
- A.kind enough
- B.as kind to
- C.SO kind as to
- D.so kind to
- A.which name
- B.the name which
- C.the naIne of it
- D.whose name
- A.I had not realized what you intendec
- B.Had I not realized what you intended
- C.I had realized what you intended
- D.Had I realized what you intended
- A.so that
- B.as long as
- C.while
- D.until
- A.Some
- B.Any
- C.No one
- D.None
- A.from you to
- B.of you to
- C.by you to
- D.that you
- A.on
- B.in
- C.by
- D.for