【例题】
It is not safe to swim in a lake alone. (同义替换)
A.right
B.wrong
C.dangerous
D.wise
解析:选C。not safe=dangerous,意思是"不安全的;危险的"。故选C。
It is not safe to swim in a lake alone. (同义替换)
A.right
B.wrong
C.dangerous
D.wise
解析:选C。not safe=dangerous,意思是"不安全的;危险的"。故选C。
答案：C
解析：
题目中“not safe”意为“不安全的”，与选项C的含义一致，故选C。