To save the drowning child，the boy plunged into the icy water without hesitation，_______his own safety．

Tom is good at playing basketball and he always plays of all.

ealized her ____ to become the first woman to run the 10,000 metres within 30 minutes.

The report said that the increase in oil prices hasmany changes in our lives.

Lily didn’t ask her father to buy a car for her; , she bought one for him!