问题
单项选择题
传播丝虫病的是
A．按蚊
B．库蚊
C．两者都可
D．两者均不可
答案
参考答案：B
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传播丝虫病的是
A．按蚊
B．库蚊
C．两者都可
D．两者均不可
参考答案：B
| 请先阅读短文，然后根据其内容选择单词的正确形式填空，每词限用一次。 | |
have to study very hard. Others have trouble 2 on well with people like their parents and classmates. Jiu, a second-year junior student 3 Fujian, could not understand his teacher and was doing 4 in class. He became so worried about it 5 he started to cut his fingers (手指) with a knife. Another student, 14-year-old，from Guangzhou, was 6 of exams. She got very worried, and 7 she looked at the exam paper, she couldn’t think of anything to write. Many students won’t ask for help. Some think they will look stupid if they go to see a 88 . Others don't want to talk about their secrets. An expert on teenagers has the following 9 for teens: 10 to your parents or teachers often. Take part in group activities and play sports. Go to see a doctor if you feel unhappy or unwell. |