New technology __________ to stop the students from cheating in the exam last year.A.used B.is used C.was used
—Do you know ________ the school? —About twenty minutes ago.
The milk ________ to us tomorrow.
I like the movie Harry Potter very much. I ________ it three times.
We will wait until everyone ________ back.
Wang Hui hopes ________ a scientist in the future.