Do you think( )there is dangerous?A.swimming B.swam C.swim D.swimming
问题描述:
Do you think( )there is dangerous?
A.swimming B.swam C.swim D.swimming
答
用动名词。
你的答案里A和D是一样的。
答
A和D一样的??
是swimming.动名词
答
填swimming,这里是动词加了ing形式作名词用.意思是“你认为在那儿游泳是危险的吗?”