_____ of the danger, he still wentskating on the thin ice.

It was proved that drunk­driving was________for thedeath of five people in Nanjing.

My grandfather is over seventy years old, he is verywell because he always____.

ts should be encouraged to take charge of theirown learning, _____ just depending on their teachers.

Is everything ready for the party — I hope there are enough glasses for each guest to have _____