Language Level: Intermediate to Advanced (B1-C2) A grammar reference that is known for its clear explanations and for dealing with the topics students find most difficult. Two separate books of exercises provide practice. Key features: A comprehensive survey of grammatical structures and forms with clear explanations and examples Organized to make it easy to compare related topics, for example grouping verbs of liking and preference Easy to find the grammar point you want to learn, with an Index and a Contents list summarizing every section heading See the Lets Go: English Vocabulary for Kids app in action here.