题目内容：
People who do not have wood must spend large amounts of money ________cooking fuel.选择一项：
A.
on
B.
of
C.
in
参考答案：
选择题：People who do not have wood must spend large amoun
- 题目分类：国家开放大学理工英语1
- 题目类型：选择题
- 查看权限：VIP
选择一项：
A.
on
B.
of
C.
in
选择一项：
A.
on
B.
of
C.
in
1、 稳定性
1、 稳定性
The book ________ on this subject was written by a
The book ________ on this subject was written by an old female writer. 选择一项：A.re
l. Tower Bridge is 回答
l. Tower Bridge is 回答.A. about one thousand years oldB. the oldest and the most
1、 下列程序执行后,所得到的结果数组 result array 将为下列哪个数组? [ ] A.
1、 下列程序执行后,所得到的结果数组 result array 将为下列哪个数组? [ ] A. 二维数组 {{6, 3, 3};{2, 1, 8}}; B.
1、 稳态误差ess与误差信号E(s)的函数关系为( ) A.ess=limE(s) s→0B.es
1、 稳态误差ess与误差信号E(s)的函数关系为( ) A.ess=limE(s) s→0B.ess=limsE(S)s→0 C.ess=limE（s)s→∞