I will go on with the experiment unless my mother _____ me to stop.
In India,about_____ of people live in the country and some of them live a very poor life.
Every student is _____ to obey the school rules.
She bought a skate board online _____ she saved a lot of time.
If we travel a short distance, we should walk _____ taking a bus. Then we’ll be greener people.
Students ought _____ the truth.