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【单选题】
The mother was filled with anxiety ______ her daughter might be disabled by the accident. [ ]A.
whether
B.
that
C.
what
D.
which
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反馈参考答案：
举一反三
【简答题】变量x、y满足 （1）假设 z =4 x －3 y ，求 z 的最大值. （2）设 z = ，求 z 的最小值. （3）设 z = x 2 + y 2 ，求 z 的取值范围.
【单选题】This book______18 articles , _______ three written by my father.
A.
contains; includes
B.
includes; contains
C.
contains; including
D.
includes; containing
【简答题】假设 ,求 (1) ; (2)满足 的最大的 .
【多选题】假设等比数列的第一项 a=1 ,公比 q=2 ,下面程序的功能是求满足前 n 项和小于 100 的最大 n ,请选择填空。【 1 】在 A~D 中选,【 2 】在 E~G 中选 #include int main() { int a = 1,g = 2,n = 0,sum = 0; do { 【 1 】 ; ++n;a *= g; }while(sum < 100); 【 2 】 ; printf...
A.
sum++
B.
sum += a
C.
sum = a+a
D.
a += sum
E.
n = n-2
F.
n = n
G.
n-=1
【单选题】Project(69)Management includes the processes required to ensure that the project includes all the work required, and only the work required, to complete the project successfully.
A.
Integration
B.
Scope
C.
Configuration
D.
Requirement
【单选题】The book ten units, two revisions .
A.
contains; including
B.
includes; containing
C.
includes; contained
D.
contains; included
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