Fill in the blanks. Answers I have worked / have been working on this project for six months. I could not meet him. He had… Continue reading

Fill in the blanks. Answers The war raged for several years. There are radical differences between binary and decimal numeration. The train station was swarming… Continue reading

Fill in the blanks with an appropriate tense form. Answers Be careful that you don’t disturb the patient. Don’t copy everything your older brother does.… Continue reading