To complete an oral task of solving a problem, you need to adopt the principle of "topic sentence thinking" and always state the topic sentence first when organizing the language.
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In 1949, the average life expectancy in China was less than 35; by the end of 2019, China’s average life expectancy reaches to 67.3 years.
A. 对
B. 错
“Healthy China Initiative” makes it clear that a healthy population is a key mark of a prosperous nation and a strong country.
A. 对
B. 错
具有驱线虫、吸虫及抗绦虫的药物是()
A. 丙硫咪唑(阿苯哒唑)
B. 左旋咪唑(左咪唑)
C. 阿维菌素
D. 六氯对二甲苯
一般可用于驱肠道吸虫药是()
A. 哌嗪
B. 伊维菌素
C. 硝氯酚
D. 盐霉素