May I bring my chair next to yours？（英译中)

I had no reply to my letter.（英译中)

I tried to preserve my independence.（英译中)

I passed the store on my way to the library.（英译中)

May I borrow your pen？（英译中)

I often take my children to play in the park.（英译中)

I want to improve my English.（英译中)