单项选择题

A．The man used to live in the city.
B．The library uses computer systems.
C．The woman is ready to help.
D．The man is confident of his computer skills.
<上一题 目录 下一题>
热门 试题

单项选择题
The author suggested that people should eat more fruits, vegetables, and plant-based foods, eat less high-fat, high-calorie foods with insufficient nutritional value, stop smoking, exercise often and control their weight in order to reduce cancer.
A．Y
B．N
C．NG
单项选择题
Which of the following elements is the most critical to online security according to the author
A．IT culture.
B．Operating systems.
C．Desktop antivirus software.
D．The efforts by online security vendors.
相关试题