The advantage of the organic farming is that_______.
A. It needs no chemical pesticides
B. It requires little manual work
C. It almost requires no special care
D. It demands no complicated equipment
查看答案
By applying organic farming, farmers can benefit a lot from_____.
A. the assistance of biology
B. the use of modern equipment
C. the introduction of a new pesticide
D. the repeated planting of the same crop
关于XHTML基本语法说法正确的是(___)
A. 在文档开始要定义文档类型
B. 在根元素中应声明命名空间
C. 所有标签需闭合的,空标签要加“ /”来关闭
D. 注释语句为:/**/
HTML中的元素类型包括(___)
A. 内联元素
B. 块元素
C. 容器
D. 以上都不对
在xhtml及css中,注释代码分别是(___)
A. 〈!----〉
B. /**/
C. //
D. ‘
微信支付 
支付宝支付