题目内容
29. My uncle warned me in the river alone,because it's dangerous.
A. swimming B. to swim
C. not swimming D. not to swim
29. D
29. D本题考查非谓语动词的用法。warn sb. ( not) to do sth.意为”提醒某人(不要) 做某事"。结合后句句意可知选 D.
练习册系列答案
相关题目