Exercise 51.1
Unit 51 - Auxiliary verbs·English Grammar in Use
Вопрос
Complete each sentence with an auxiliary verb (do/was/could/might etc.). Sometimes the verb must be negative (don't/wasn't etc.).
Unit 51 - Auxiliary verbs·English Grammar in Use
Вопрос
Complete each sentence with an auxiliary verb (do/was/could/might etc.). Sometimes the verb must be negative (don't/wasn't etc.).