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【单选题】
It’s wise _______ you _______ your child at home alone while it’s also very important _______ him to learn to protect himself.A.
of, to leave, of
B.
of, to leave, for
C.
for, leave, for
D.
for, leave, of
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【单选题】It is only when agriculture is fully developed___________industry can have abundant materials an
A.
28. It is only when agriculture is fully developed___________industry can have abundant materials and markets. A．that
B.
when
C.
before
D.
Until
【简答题】For the fully developed lammar flow in a cricular pipe, the Nu= ______fof constant wall heat flux.
【单选题】A fully developed language came into existence most probably in ______.
A.
500,000 B.C
B.
1000,000 B.C
C.
50000 B.C
D.
100000 B.C
【单选题】According to the passage, the most fully developed form. of auditory communication is ______.
A.
whistling
B.
applauding
C.
crying
D.
the spoken language
【单选题】________one scientist has pointed out, children’s skulls are not fully developed.
A.
That
B.
As
C.
Which
D.
What
【单选题】What is a fully developed sea?
A.
When the effect of wave action reaches the seabed
B.
When the sea contains waves of all frequencies
C.
The state where the sea is in equilibrium with the wind
D.
When wave height reaches a theoretical maximum
【单选题】It is true of a business that has been established but not yet fully developed that______.
A.
ingenious, dynamic innovators are needed to infuse new concepts into the business in order for it to continue growing
B.
a team of managers is needed to continue and expand the growth to ensure the continued health of the company
C.
a team of workers is necessary in order to maintain the momentum of the business, but not necessarily institute any changes or new developments
D.
in order to maximize development, innovators, managers and grunt workers must work together side by side constantly
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