Doing your homework is a sure way to improve yor test scores, and this is especially true ____ it comes to classroom tests.
A sharp _________in production wouldn’t have been seen but for the advanced techniques.
According to school bus safety rules, when a school bus stops on the road to _____or pick up students, other vehicles behind it must stop to wait.
Poor Tim! He had his pocket ________on his way to the theatre. So he had to give up his favourite play.
---Are you content with her lecture? ----Far from that. It _______.
In _____world, where computers rule our work and life, online searches have become _____necessity.