1."My mom will do a business trip tomorrow." =>He said to me that 2."I listen to music every day." =>Hes that 3."Where is Ha Long Bay?" =>She asked me 4.If she doesn't go here with me, I will go alone. =>Unless 5.He can't pass the test because he doesn't work hard. =>If he worked 6.People built this library in the 18th century. =>This library 7."We went to the zoo last wekk." =>They said that 8. He posted the letter this morning. =>The letter 9.Tidy your room or your mom will be angry with you. =>If you don't 10.He did his homework, and then he went out for a walk. => After he