Написать каждое предложение в утвердительной, отрицательной, вопросительных формах. Mike (to be) a student Helen (to have) a car You (to be) a good friend We (to be) good friends It (to be) difficult to remember everything,
Mike is a student. Mike is not a student. Is Mike a student? Helen has a car. Helen has not a car. Does Helen have a car? You are a good friend. You are not a good friend. Are you a good friend? We are good friends. We are not good friends. Are we good friends? It is difficult to remember everything. It is not difficult to remember. Is it difficult to remember?