The fire was so strong that the firefighters couldn’t get it under control, so some soldiers were _______ to help put out the fire.
--- Aren’t you ____ that Wang Kai got full marks in the English examination? ---- Yes, it is really _______.
She brought with her three friends, none of I had ever met before.
We wonder ___________ quite a number of living things are dying out.
He was so busy that he couldn’t help ____________ the experiment.
After he ________ the golf club, he has ________ a number of competitions.