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【单选题】
Which reaction has an enthalpy change equal to the standard enthalpy change of formation of propane?A.
3C(g) + 4H2(g) → C3H8(g)
B.
3C(g) + 8H(g) → C3H8(g)
C.
3C(s) + 4H2(g) → C3H8(g)
D.
3C(s) + 4H2(g) → C3H8(l)
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举一反三
【单选题】______is a poet highly regarded for his realistic depictions of rural life and his command of American colloquial speech.
A.
Walt Whitman
B.
Henry Wadsworth Longfellow
C.
Robert Frost
D.
Philip Freneau
【简答题】按照评价基准的不同，教学评价可分为（ ）、（ ）、（ ）。
【多选题】共产主义社会不仅社会是和谐的,而且社会与自然之间也达成了和谐。恩格斯指出,只有在这样的社会状态下,人们才第一次能够“谈到那种同已被认识的自然规律和谐一致的生活。”在共产主义社会( )
A.
物质生产不再不顾人的实际需要而盲目扩张
B.
为生产而生产的利润动机不复存在
C.
人类文明与自然环境之间将达到动态平衡与和谐
D.
人类以合乎自然发展规律的方式来改造和利用自然
【单选题】Mohammed is a third year undergraduate student studying epidemiology. His professor is highly regarded in the field and Mohammed is very excited to study under him. While trying to replicate one of hi...
A.
Mohammed isn’t required to do anything.
B.
He must tell the professor because the student is falsifying his/her results.
C.
He must go to the dean of the faculty and accuse the other student of academic misconduct.
【多选题】共产主义社会不仅社会是和谐的,而且社会与自然之间也达成了和谐。恩格斯指出,只有在这样的社会状态下,人们才第一次能够“谈到那种同已被认识的自然规律和谐一致的生活”。在共产主义社会
A.
为生产而生产的利润动机不复存在
B.
物质生产不再不顾人的实际需要而盲目扩张
C.
人类文明与自然环境之间将达到动态平衡与和谐
D.
人类以合乎自然发展规律的方式来改造和利用自然
【单选题】Many of us have a bad opinion of him, but he ____________ by his leaders.
A.
is thought highly of
B.
is highly thought of
C.
thinks highly of
D.
is thinking highly of
【单选题】James did not like academic study but he was friendly and keen ________ physical sports.
A.
in
B.
to
C.
on
D.
at
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