Year 3 Students in our school _______ all kinds of exercises every day in the past eight months. A. kept busy doing B. keep busy with doing C. were kept busy doing D have been kept busy with
. The murderer was brought in, with his hands ______ behind his back.
. The purpose of new technologies is to make life easier, ______ it more difficult.
All the preparations for the project ______, and we’re ready to start.
. All her time _______ experiments, she has no time for films.
. He knows nothing about it, so he can’t help _______ any of your work.