性欲障碍的表现，错误的是（）
A.性欲低下
B.不射精
C.性欲亢进
D.性厌恶
E.无性欲
参考答案：B
下图示意北半球，弧CD为晨昏线，该日，当火热的太阳落山时，A点附近的居民才陆续走出住所纳凉，小明一看手表，刚好北京时间6时。据此并读图回答下题。
A点日出时北京时间是[ ]
A．8时
B．6时
C．10时
D．14时
单词拼写
1. The library is only open at c_____ times of day.
2. To a_____ one's purpose depends largely upon one's effort.
3. Students in this 1_____ may have problems with basic grammar.
4. He is always coming up with b_____ ideas for making money.
5. We have to finish, h_____ long it takes.
，当火热的太阳落山时，A点附近的居民才陆续走出住所纳凉，小明一看手表，刚好北京时间6时。据此并读图回答下题。