是take turn to do还是 take turns to do?
是take turn to do还是 take turns to do?
take turns to do 还是doing
轮流做某事的英文是take turns doing 还是take turns to do?
take turn to do 还是take turn do sth
in turn和take turns to do sth
take turns+do还是to do 还是doing
是take turns to to 还是take turns doing?
take turns to do 的翻译
take turns to do sth造句
是take turn还是take turns?
take turns to do sth 这个句型里“turn”为什么要加S啊?
take turn还是take turns?