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【单选题】It isn’t clear_____ is to blame.We need to find a solution to the problem first.
A.
who is it that
B.
who it is that
C.
it is who that
D.
that who it is
【单选题】Directions: An introductory sentence for a brief summary of the passage is provided on the next page. Complete the summary by selecting the THREE answer choices that express the most important ideas i...
A.
thorough
B.
strict
C.
basic
D.
occasional
【多选题】An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the THREE answer choices that express the most important ideas in the passage. Some sen...
A.
Natural gas differs from other fossil fuels in that it is not found in underground deposits.
B.
Natural gas is extracted from both associated and non-associated sources, and there are many different varieties.
C.
Some deposits of natural gas contain high concentrations of impurities such as sulfur and cannot be used commercially.
D.
Because it burns cleaner than coal and oil, natural gas is much less damaging for the environment.
E.
One of the main drawbacks in the use of natural gas is that it cannot be piped across oceans.
F.
Natural gas is an appealing alternative to other fossil fuels because it is cheaper, more easily transported, and more abundant.
【单选题】— I have tried very hard to find a solution to the problem, but in vain. — Why not consult with Frank? You see, ______ [ ]
A.
great minds think alike
B.
two heads are better than one
C.
a bird in the hand is worth two in the bush
D.
it's better to think twice before doing something
【单选题】Only by making wise use of land______ to find a solution to the problem of hunger and famine.
A.
we can be
B.
we will be able
C.
will we be able
D.
can we
【简答题】An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the THREE answer choices that express the most important ideas in the passage. Some sen...
【简答题】Let's stop arguing ______ arguing; we have to find a solution to the problem.
【单选题】An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the THREE answer choices that express the most important ideas in the passage. Some sen...
A.
Scientists believe that subtle physical differences between the two sides of the brain are demonstrated by physical differences between the right and left sides of the interior of the skull.
B.
Scratches on fossil human teeth also provide information for the relation of the popular use of right hand to the physical differences between the two sides of the brain.
C.
The human figures represented in the paintings appear to be less carefully shaped than those of animals.
D.
Those humans have been predominantly right-handed for more than 5000 years.
E.
Cro-Magnon cave paintings present outlines of human hands in which one hand is placed against the cave wall while the other is applying paint.
F.
The evidence found in anthropological studies shows that the record of handedness in early human ancestors can be traced back to at least 1.4 million years ago. The word daunting in Paragraph 1 is closest in meaning to ______. A．solvable B．frightening C．promising D．intrepid
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