free education, the poor children in my hometown can go back to school.
Tom ______the USA. He ________back in two months. A. has gone to; comes B. has gone to; will be C. has been to; comes D. has been to; will be
I haven’t decided when _____ a holiday yet.
We didn’t learn __________in this lesson.
Dear students, please read every sentence carefully._________you are, ______mistakes you’ll make.
I met a good friend of mine while I _____ on the street.