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【单选题】
When you are making a suggestion, what will you say?A.
I joined the company two years ago.
B.
Let’s buy a new one.
C.
That’s very kind of you, but I’m afraid I can’t make it Wednesday.
D.
Why did you leave your last job?
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举一反三
【单选题】Using superposition principle, when the voltage source isnotactive,itshould be replaced by _________
A.
open circuit
B.
short circuit
C.
resistor
D.
conductor
【单选题】Read the following paragraph from the section "There Are Still Chemicals In The River." The Bronx River was once clean. Native Americans used to fish in it. The river's health changed by the 1850s. Th...
A.
when the government made rules about chemicals in the Bronx River
B.
what chemicals were found in turtles from the Bronx River
C.
how the Bronx River became polluted
D.
why the Native Americans fished in the Bronx River
【简答题】The other lead (read) the amount of oxygen in your blood .
【多选题】Read the following paragraph.a) Space exploration provides literally a university of opportunities for scientific and medical advancement. b) The exploration of the depths of space, other stars, and e...
A.
a
B.
b
C.
c
D.
d
E.
e
【简答题】We’ve used the wind as an energy source for a long time． The Babylonians and Chinese were using wind power to pump water for irrigating crops 4,000 years ago, and sailing boats were around long before...
【单选题】They found that people using the sites exhibited "a form of skimming activity", hopping from one source to another and rarely returning to any source they'd already visited.
A.
The site visitors like exhibiting activity.
B.
The site visitors seldom return to any source they’d already visited.
C.
The site visitors have a reading habit that they enjoy staying on the site for hours.
D.
The site visitors like some of the sources but not all of them.
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