情态动词有时态么she needs obey the school rules.这句话对么.need可以加s吗

情态动词有时态么she needs obey the school rules.这句话对么.need可以加s吗 she needs study .need加S吗? Students should obey the rules in____ school The school needs help to teach music need为什么加s. 情态动词没有时态,那么这句话的must是表达情态动词么? 2.Can you point to the clothes he needs?这句话中的need为什么要加s? E in our school should obey the school rules need ,dare当情态动词时有时态变化吗 英语翻译Educating children to understand the need to obey rules 情态动词有时态变化么? 情态动词有进行时态吗rt obey the rules这个搭配恰当吗