He_____ articles for our wall-newspaper these years, and he____ about thirty articles.
Unless you ______ the traffic rules, the accident would occur sooner or later.
- Mum, can I have another piece of bread?- ______.
On AIDS Day, the minister of Health Department demanded that the problems ______ pay special attention to.
He was an ______ poet at that time and his ______ poems spread through all the country
Bob is the only one of the students in our class that never ______ his homework on time.