Learn 21 professional English expressions for confident speech at work. Lisa (Accurate English) Social Media: visit website: https://www.accurateenglish.com Instagram: https://www.instagram.com/accurateeng... TWITTER: https://twitter.com/LisaMojsin https://www.facebook.com/AccurateEnglishLisa Here are the grammar books that I recommended: "Understanding and Using English Grammar": https://amzn.to/2XU6B1j Workbook for "Understanding and Using English Grammar": https://amzn.to/2Wd4bKE “Advanced Grammar in Use” https://amzn.to/2Jcbc9r “English Grammar in Use” (intermediate level): https://amzn.to/2Nn3Ncw Here are some other excellent books for improving your English skills: “The Ins and Outs of Prepositions”: https://amzn.to/2GPGWBh “The Ultimate Phrasal Verbs Book”: https://amzn.to/306PlqX "The Article Book": https://amzn.to/2GQ83fp "Three Little Words": https://amzn.to/2GPH9o3