问题
单项选择题
下列属于国家顶级域名的是（）
A、.bc
B、.ct
C、.cn
D、.dh
答案
参考答案：C
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下列属于国家顶级域名的是（）
A、.bc
B、.ct
C、.cn
D、.dh
参考答案：C
| 阅读理解。 | ||||||
| 根据短文内容判断下列句子的正误，正确的用“A”，错误的用“B“。 | ||||||
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| ( )1. You can help your parents to wash the car if you are 10 years old. ( )2. Kids under 9 can wash windows. ( )3. Cleaning out the refrigerator can be done by kids under 12. ( )4. Kids needn't do the chores. ( )5. Daily housework chores are part of family responsibility(责任). | ||||||