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【简答题】
Your foreign friend Mark has written to inquire about the possibility of making a five-day visit to your city, Beijing. Write a reply to tell him your suggestions.
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【单选题】以下关于二维数组a的说明中正确是( )。
A.
int a[3][ ];
B.
float a(3,4);
C.
char a(3)(4);
D.
double a[3][4];
【单选题】下面化合物在芳环上亲核取代反应速率顺序为 图片7.png
A.
Ⅰ > Ⅱ > Ⅲ > Ⅳ
B.
Ⅳ > Ⅲ > Ⅱ > Ⅰ
C.
Ⅰ > Ⅱ > Ⅳ > Ⅲ
D.
Ⅲ > Ⅳ > Ⅱ > Ⅰ
【单选题】以下对二维数组a的说明正确的是
A.
int a[3][];
B.
float a(3,4);
C.
double a[1][4];
D.
float a(3)(4);
【单选题】下面化合物在芳环上的氯原子上发生亲核取代反应速率的活性顺序为
A.
Ⅰ > Ⅱ > Ⅲ > Ⅳ
B.
Ⅳ > Ⅲ > Ⅱ > Ⅰ
C.
Ⅰ > Ⅱ > Ⅳ > Ⅲ
D.
Ⅲ > Ⅳ > Ⅱ > Ⅰ
【单选题】以下关于二维数组a的说明中正确是
A.
int a[2][ ]
B.
char a(2,3)
C.
float a(2)(3)
D.
double a[2][3];
【单选题】下面化合物在芳环上亲核取代反应速率顺序为
A.
Ⅰ > Ⅱ > Ⅲ > Ⅳ
B.
Ⅳ > Ⅲ > Ⅱ > Ⅰ
C.
Ⅰ > Ⅱ > Ⅳ > Ⅲ
D.
Ⅲ > Ⅳ > Ⅱ > Ⅰ
【判断题】学习能力是提升创业素质的基础。()
A.
正确
B.
错误
【简答题】Complete the sentences with words or expressions below: turned to, pointed, at the end of, looked up, recognize, took his place I ________ my friend and asked her if she could lend me some money. You'...
【简答题】I asked her who her mother was, and she ______________ to a tall woman on the other side of the room.
【简答题】试述健康-疾病连续相模式的内容。
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