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【单选题】
下列氨基酸中，含氮量最高的是( )。A.
精氨酸
B.
脯氨酸
C.
赖氨酸
D.
组氨酸
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举一反三
【简答题】Para: Throughout the first year of this campaign, against all predictions to the contrary, we saw how hungry the American people were for this message of unity.
【简答题】常见的国家级菌种保藏机构的缩写分别为:中国微生物菌种保藏管理委员会( );中国典型培养物保藏中心( );美国典型菌种保藏中心( )。
【多选题】经过二十多年实践，我国社会主义市场经济体制已经初步建立，但仍存在不少问题，主要包括( )。
A.
市场秩序不规范
B.
生产要素市场发展滞后
C.
市场规则不统一
D.
市场竞争不充分
【单选题】设有变量定义 int a=5; float x=2.5; 下列引用定义及操作的方式中,没有错误的是:
A.
int &k;
B.
int &k=a;
C.
int &k=x;
D.
int &k; k=a;
【单选题】Why did Steinway become the standard for grand piano manufacture throughout the world according to Para. 5 ?
A.
Because its instruments had delicate touch and crisp tone.
B.
Because it was able to produce the largest number of instruments each year.
C.
Because it became the most popular brand in the world.
D.
Because its instruments were very durable.
【简答题】What does Para.2 tell us about the restaurant business on the Alenteio coast throughout the year?
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