this means doing sth,doing做表语还是宾语,动名词还是过去分词
this means doing sth,doing做表语还是宾语,动名词还是过去分词
doing是动名词还是分词?
like doing sth 中 doing指 动名词 还是现在分词啊?
怎么判断doing做动名词还是现在分词
worth doing 这个doing是现在分词还是动名词啊?
keep+doing后面doing是动名词还是现在分词?
like doing这里的doing是现在分词还是动名词
begin doing中的doing是动名词还是现在分词
keep sb doing sth中的doing sth是宾语补足语还是与keep构成系表结构的表语?
be busy doing的doing是做什么成分,是动名词还是现在分词
help,open的过去分词是什么?是before sb do sth.还是before sb doing sth...
动名词?还是过去分词?