It can never be denied that        with a big family results in his quitting school.

_____ with fear, the boy stood still to avoid _______.

Though I am improving in my study,I still have a long way to go ________ some of my classmates.

We have such a long car journey tomorrow. Make sure we bring enough food and games _____ for 4 hours so the kids won’t get bored.

Unless ________ to speak, you should remain silent at the conference.