Fill in the blanks with a perfect or perfect continuous tense. Answers I have been trying to contact her for a while. They have left… Continue reading

Fill in the blanks. Answers Natural resources must be used judiciously He could not persuade his son to join the family business. The government’s proposition… Continue reading

Fill in the blanks with an appropriate auxiliary verb. Answers Anybody who wants to participate can register. (Ability) I could have bought that car if… Continue reading