Every morning Mr.Smith takes a____walk to his office.A.20-minutes B.20-minute C.20-minutes' 此题答案是B,问一下,为什么不是A.20是复数,为什么minute不加s.（请注意重点是为什么此复合名词中minute不加s.）

mr Brown ___there very early every morning. Every Oonday morning Mr.Johnson has a meeting.(改为否定句)Mr.Johnson________________ _____________ a meeting every Monday morning. What does Mr Smith do every morning in the English class?英译汉 Mr Brown has to take exercise every morning怎么改一般疑问句 Every Monday morning Mr Johnson has a meeting.改成一般疑问句 按所给词的适当形式填空.Mr White gose ----------(shop)every morning. SMI 是什么! Good morning,Mr Whiti! Good morning,Mr. Morning every morning sister!是什么意思 every morning是什么时态 He six every morning every sunday morning是什么意思 Sam likes to exercise every morning.对every morning提问 every morning.every day morning.有什么区别? ____they___(read)English every morning My father ( ) for ( ) ( ) ( )every morning She ( ) some shopping every morning