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【判断题】
In HPLC, thermostat oven is not required in thecolumn, and the separation could be performed at the room temperature.
A.
正确
B.
错误
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【单选题】Since there is no way for me to avoid exams, I am currently questioning what kind are the most taxing and ultimately beneficial. I have already sweated through numerous in-class midterms and finals, a...
A.
Elderly students find it hard to keep up with the rapid changes in education.
B.
Some believe take-home exams may affect students' performance in other courses.
C.
Certain professors believe in-class exams are ultimately more helpful to students.
D.
In-class exams are believed to discourage cheating in exams.
E.
The author was happy to learn she could do some exams at home.
F.
Different students may prefer different types of exams.
G.
Most professors agree whether to give an in-class or a take-home exam depends on type of course being taught.
【单选题】Can you guess why "we" apologize?
A.
"We" think the city is not good enough as the birthplace of former president G. Bush.
B.
"We" feel sorry to have this unpopular president G. Bush who was born in this city.
【简答题】response transform focus yze estimate competitive compensate adopt typical regulate keep up with set up fire off take the lead add to stand out ...
【单选题】---What should we do since we can’t make a compromise after lengthy talks? --- ____ you apologize and take back what you’ve said _____ it is all over between us.
A.
Either; or
B.
Not only; but also
C.
Neither; nor
D.
Whether; or
【简答题】Many Chinese students find it difficult to learn English, but not Chinese, because Chinese is their mother language. In fact Chinese is much more difficult to 1 than English. Still some students in ot...
【单选题】We don’t doubt ________ the boy can ________ the angry teacher.
A.
if; apologize for
B.
whether; apologize to
C.
that; apologize to
D.
what; apologize
【多选题】I have no _a place to stay. In fact it was surprisingly easy.
A.
difficulty to find
B.
difficulty finding
C.
trouble to find
D.
trouble finding
【单选题】We apologize for the delay inprocessing _____loan application.
A.
you
B.
your
C.
yourself
D.
yours
【单选题】We would like () to apologize to all patients who are kept waiting for any length of time.
A.
taking this opportunity
B.
to take opportunities
C.
to take this opportunity
D.
taking opportunities
【单选题】Is Halloween celebrated where you live? In the United States and Canada, Halloween is widely known and celebrated every year on October 31. Halloween customs, though, can be found in many other parts ...
A.
celebrate the harvest season
B.
spread religious teachings
C.
contact the spirit of the dead
D.
help children explore their imagination
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