问题
单项选择题
乙型肝炎发病的时间分布是（）
A.春季高峰
B.冬春高峰
C.夏季高峰
D.夏秋高峰
E.无季节高峰
答案
参考答案：E
解析：此题考查关于乙型肝炎流行特征的内容。乙型肝炎呈世界范围流行，乙型肝炎发病无明显的季节性。所以本题选E。
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乙型肝炎发病的时间分布是（）
A.春季高峰
B.冬春高峰
C.夏季高峰
D.夏秋高峰
E.无季节高峰
参考答案：E
解析：此题考查关于乙型肝炎流行特征的内容。乙型肝炎呈世界范围流行，乙型肝炎发病无明显的季节性。所以本题选E。
| 根据对话内容，用方框中所给单词的适当形式填空。 | |
W: On Saturday morning, I'm going to check my email and then do my 1.______. In the afternoon, I need to go to a piano lesson. How about you? M: Well, I plan to buy some 2. ______ for my mom's birthday on Saturday afternoon. W: There will he a 3. ______ at a friend's home on Saturday evening. We're going to 4. ______ to some music. Would you like to come? M: Yes, that's a 5. ______ idea. W: Are you doing anything special on Sunday? M: No. I just want to stay at home and 6.______ for my test. And you? W: I'll meet Linda and Tony at 9:00 am in the park, 7. ______ we're going to have a picnic there. Join us, will you? M: Sure, I'd love to! |