Question

My friend Lisa is good at ____

My friend Lisa is good at _____. A．sing B．to sing C．singing D．sings

Answer 1

C

考源旁查非谓语动词。句意为：我的朋友丽莎擅长唱歌。短语be good at意思是“擅长”，at是介雹陪橡词后接名词，代乱塌词或动车的ing形式。故选C。