need能在肯定句中用当成情态动词用吗?请看问题补充.
need能在肯定句中用当成情态动词用吗?请看问题补充.
例句 One need only look at the world-renowned Joan of Arc and Mulan to see how exceptionally ladies could perform on the battlefield.中need是情态动词吗?need做情态动词不是只能在疑问句和否定句中吗?这个是陈述句也能用?如果是need sth to do sth的形式need应该是needs啊,look也应该是looking啊.求解释.