一个ATP分子中含有腺苷、磷酸基和高能磷酸键的数目依次是()
A.1、2、3
B.2、2、2
C.1、2、2
D.1、3、2
参考答案:D
阅读短文,补全下列句子(每空一词)。
Lily is from New York , the U.S.A. She is twelve. She is in Shanghai NO.3 Junior High School. She
is in Class Eight, Grade One. Her phone number is 66786019. Dongdong is from Kunming. His English
name is Tom. He is eleven .He is in Class Seven,Grade One. His telephone number is 24524233. They
are not in the same class. They are good friends.
1. Lily is in No. _____ Junior High School.
2. Dongdong is in Class _____ .
3. Lily and Dongdong are good _____.
4. Tom is from _____.
5. Lily is _____ years old.
某人编写了下列程序,用来求10个整数(整数从键盘输入)中的最大值: Private Sub Command1_Click()Dim a(10) As Integer, max As IntegerFor k=1 To 10 a(k)=InputBox("输入一个整数")Next kmax=0For k=1 To 10 If a(k)>max Then max=a(k) End IfNext kPrint max End Sub 运行程序时发现,当输入10个正数时,可以得到正确结果,但输入10个负数时结果是错误的。程序需要修改。下列修改中可以得到正确运行结果的是( )。
A.把If a(k)>max Then 改为 If a(k)<max Then
B.把max=a(k)改为a(k)=max
C.把第2个循环语句For k=1 To 10改为For k=2 To 10
D.把max=0改为max=a(10)