To save the drowning child，the boy plunged into the icy water without hesitation，_______his own safety．
| A．despite of | B．regardless of | C．unaware of | D．because of |
A healthy life is frequently thought to be with open countryside and homegrown food.
| A．tied | B．bound | C．involved | D．associated |
Suddenly an idea his mind,so his voice became more determined and his eyes more .
| A．flashed into;flashed | B．flashed into;flashing |
| C．flashed;flashed | D．flash into;flashing |
They are subject to your ,but the final list is to be sent to the manager for his .
| A．obedience;approval | B．approval;agree |
| C．approval;approval | D．conformity;approval |
The worker likes to wear a suit of ,but he wears a new today.
| A．clothes;garment | B．garment;clothes |
| C．cloth;garment | D．clothes;cloth |
With the development of production and science,radio a wide use in a short time.
| A．found | B．finds | C．have found | D．has found |