آزمون آنلاین انگلیسی 3 - گرامر (Grammar) | آزمون شماره 10839

My English teacher never let me finish a sentence, ......... ?

No one is allowed to visit the Snake Island in Brazil, ………?

After a long discussion, I could not persuade my brother not to sell his car … trade it for a new one. Finally, he said, “what I do … how I do it is none of your business.”