New technology __________ to stop the students from cheating in the exam last year.A. used B. is used C. was used
—Who cooked the lunch today? — I _______.
Helen _______ the train ______ home yesterday.
---Would you like to go to the movie with me?---_______.
---Why were you late this morning? ---I _____ up late to watch TV.
---Who went to the cinema last Sunday? ---_________.