where are you sending your letter是什么时态,为什么sending后不加to

where are you sending your letter是什么时态,为什么sending后不加to where are you sending your letter?怎么回答 翻译一句话if you are sending your letter far away,write on the en 7.you'd better keep sending the____message to your parents sending a letter sending a letter 是什么意思 Thank you for sending your message entered Have you ever dreamed about sending a letter to yourself or Do you dream about sending a letter or a postcard to yoursel 短文改错10处Dear Zhang LiI'm sending to you this short letter of I am sending you a letter.改为同义句. In compliance with your request,we are sending you,under sep