It's necessary ( ) a good friend A.have B.to have c.having D.has

it's necessary是什么意思 英语翻译It's necessary for us to have a meeting. it's necessary for you___(eat)three meals a day I thought____us students to have plenty of exercise every day.A.It's necessary to B.it necessary for C.it necessary of D.it's necessary of请教选什么为什么 I find it necessary to know more about other countriesit necessary 不应该是it's necessary. 英语翻译Maybe it is a little difficult,but it's really necessary.求翻译~ It's necessary to learn English well. 翻译it's not necessary to hurry It's necessary这是什么形式? It's not necessary _________________(相同的) It's necessary ( ) a good friend A.have B.to have c.having D.has An optimistic attitude is not a luxury ,it's a necessary 这句话有什么错误? It's necessary for us______(have) a meeting now.填什么?为什么? it's necessary for you to give up smoking(保持句子原意) it's necessary ____you____smoke realise it necessary还是realise It's necessary可以邦我讲讲么 _______ necessary that you hand in your homework on time every time.A That's B It's It's necessary（ ）protect wild animalsIt's necessary（ ）protect wild animals. We thought___ necessary to take a map with us when___.We thought___ necessary to take a map with us when___.A.it's ; travel B.it ; to travelC.it; travelingD.it was ;to travel理由尽快!