these toothbrushes are new.改单数句

these toothbrushes are new.改单数句 用电动牙刷刷牙在一百年前似乎是不可能的.It ( ) ( )to brush teeth with electric toothbrushes a hunderd year ago 分别用肯定和否定形式回答下列题目1.Do you have a cold?2.Can you go toschool today?3.Does your mother feelwell today?4.Are they the twin's toothbrushes?5.Is youe sister ill? toothbrush(牙刷）的复数形式是teethbrush,还是toothbrushes these these 英语阅读 概括大意Have you ever stayed in a hotel?Have you ever stayed in a hotel?Most Chinese hotels often provide guests with things like disposable (一次性的) toothbrushes,toothpaste,shampoo and slippers.Many guests like the idea becaus “toothbrush”的负数“toothbrushes”怎么读?是不是“sh”和“e”连起来发“she”的音? 英语翻译It is ( ) for us ( ) ( ) our teeth by using electric toothbrushes Draw a picture using these colours I have a good (t ) these days Are these ( ) books?A:they B :them I have a good t_________ these days、 THese potaoes are three yuan a kilo Because these is a love ---in our Tom______(write) a book these days. their life_______(change)a lot these years. Peter -------(look) for a job these days.