B1 / Intermediate Topics: Present/Past Forms, Modals, Infinitive/-ing, and Conditionals. Part 1: Present Forms
have been studying (action started in past, continuing now) 3: is trying (action happening now) 4: have just arrived (recent action) 5: was walking (interrupted action) Grammarway: With Answers Level 3
Fill in the blanks with a suitable modal verb (must, shouldn't, can't, might). B1 / Intermediate Topics: Present/Past Forms
By the time the police arrived, the thieves (escape) __________. the thieves (escape) __________.