肉毒梭菌食物中毒是由______引起的食物中毒。
A.肉毒梭菌
B.肠毒素
C.外毒素
D.内毒素
参考答案:C
It became a key feature of the Oral Approach in the 1960s that().
A. new language is introduced and practised in situations
B. accuracy is maintained
C. reading and writing are introduced later
D. translation should be avoided
国务院出台的解决大学生就业的6项举措是什么?