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【判断题】
“无题”这个标题在使用上的随意性决定了其不能表达漫画的真正内涵。()A.
正确
B.
错误
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举一反三
【单选题】It was not until 1938 _________ the first colour TV programme was broadcast.
A.
which
B.
that
C.
when
D.
on which
【单选题】- I wonder if I could use your dictionary? - ______
A.
Go on.
B.
Go ahead.
C.
Go up.
D.
Go away.
【单选题】Television, which made its first serious appearance in 1939, did not become common until the early 1950s. Since then, millions of children 11 in front of the set, and many people now worry about the e...
A.
wish
B.
wishes
C.
with
D.
whisper
【单选题】Not until the boys were old enough to understand how commercials tried to promote consumption were they allowed to watch sports programs on commercial television. The basic motto of the household was ...
A.
They were never allowed to watch commercials.
B.
They often watch some nature and sports programs.
C.
They were only allowed to watch television in the evening.
D.
Whenever there was any chance, they were asked to play outside instead of sitting in front of television.
【简答题】Some local companies are great effort to ___ with foreign companies for a share of the market. (connect, combine, compete, compare)
【单选题】已知 298K 时,反应 4NH 3 ( g ) + 5O 2 (g) === 4NO(g) + 6H 2 O(l) Δ f G m θ /kJ · mol -1 -16.5 0 86 -237 可以判断此反应在 298K 和标准状态下
A.
自发进行
B.
不自发进行
C.
处于平衡状态
D.
难以判断
【单选题】Television, which made its first serious appearance in 1939, did not become common until the early 1950s. Since then, millions of children 11 in front of the set, and many people now worry about the e...
A.
reaches
B.
rich
C.
reached
D.
reaching
【单选题】Some local companies are making great efforts to _____ with foreign companies for a share of the market.
A.
connect
B.
combine
C.
compete
D.
compare
【单选题】反应4NH3(g)+5O2(g)→4NO(g)+6H2O(l)在298K、100kPa进行时的反应焓变 ( )kJ。
A.
-12.39
B.
12.39
C.
-2.48
D.
2.48
【单选题】反应 3NO 2 (g)+H 2 O(g)→2HNO 3 (l)+NO(g) 在298K、100kPa进行时的反应焓变 ( ) 。
A.
-2.48
B.
2.48
C.
-7.44
D.
7.44
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