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
When you sleep, your body prepares you for the day _______.
Last summer I took a course on _______ poisonous gases.
Both the girl and her dog ______ were crossing the street were hit by a coming car.
All the students ______ to inform their parents _______ the mid-term exam results.
John is a man of much _______ and he had a lot of interesting _______ in his life.