It does have a positive effect on our health physically and mentally.请问各位,这个句子有语法错误吗? 有的话就修正句子是我在堂上练习(大一)时的造句,老师说这个句子缺少动词.但我认为句子是对的.

does a bird have wings 是it does 还是it has或it have It does have a few good为什么是have Does your mother have a sore nose?答句答句是 Yes,she does.还是Yes,it does. A computer does only what thinking people have it do. Does it have a long tail?怎么改为肯定句----- Does a tiger have fur?怎么回答yes,it does 如果这样回答呢；yes a tiger have fur 英语翻译请人工翻译,If it does not have a tin roof it does not represent Tropico Well ,it does not ()me very well.It is too large.Do you have a ()pair? it doesn't have a nose,does it?这句话对吗? ( )6.Acomputer does only what thinking people _______. A. have it to B. nave it d( )6.Acomputer does only what thinking people _______.A. have it to B. nave it done C. have done it D. having it done 3、A Does,have,does B Do,have,does C Does,3、A Does,have,does B Do,have,does C Does,has,do D Do,has,do .12.A computer does only what people ___.12.A computer does only what people ___.A.have it do B.have it done C.have done it D.having it done Does it have to be like this? does it have to be like this? Does it have ti be like 翻译But it does not have to! Does it have short arms?(改错） WHAT special romms does it have?