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【简答题】
Literature review can provide us with the framework for our own work which includes methodological assumptions,data-collection techniques,key concepts (等等).
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【简答题】下面是2008年北京奥运会几个国家获得奖牌数量的统计表： 国家 中国 美国 俄罗斯 英国 德国 韩国 金牌 51 36 23 19 16 13 银牌 21 38 21 13 10 10 铜牌 28 36 28 15 15 8 1．（ ）获得的金牌最多，它比美国多（ ）枚。 2．俄罗斯比英国多得了（ ）枚金牌，（ ）枚银牌，（ ）枚铜牌。 3．中国一共获得了多少枚奖牌？...
【简答题】1984年中国代表团第一次全面参加奥运会，夺得15枚金牌。下表是中国代表团在历届奥运会上获得的金牌数变化情况统计。（以1984年的15枚为基数，增加为正，减少为负） 请你计算并回答下列问题： （1）2008年北京奥运会上中国代表团夺得多少枚金牌？ （2）至2008年北京奥运会结束时，中国代表团在历届奥运会上共夺得多少枚金牌？
【单选题】Hibernation is a seasonal practice. This means it ______.
A.
takes place only during a particular season
B.
occurs only during the night
C.
is a daily practice
D.
only happens when a species becomes over-populated
【简答题】我国运动健儿在2008年北京奥运会上获得多少枚金牌?获得第一块金牌的项目运动员是谁?
【单选题】There are only _______ natural resources as there were thirty years ago. [ ]
A.
as half much
B.
as half many
C.
half as much
D.
half as many
【简答题】In my opinion, playing video s not only takes much time but is ____________(也有害健康).
【单选题】One of the first lessons that you learn if you want to be a painter is that it takes only a few basic colors to mix just about any conceivable color. And once that fundamental skill has been acquired,...
A.
the few basic colors are more important than any mixed color
B.
mixing colors can be very difficult
C.
colors have very strong expressive powers
D.
a single color is more mysterious than colors in combination
【单选题】When asked why he prefers bikes to buses, the professor said, “Riding a bicycle takes __________ half an hour, but it’s more convenient and environmentally friendly. ”
A.
absolutely
B.
accurately
C.
approximately
D.
exactly
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