The fireman succeeded in saving all the people in the house on fire, _______they knew they were in great danger themselves.
A. because B. since C. unless D. though
My brother ______French while he was working in Paris, and he could speak it very well.
A. took up B. put up C. picked up D. gave up
It is normal for students to feel_______ before the examination even though they have prepared well.
A. serious B. anxious C. energetic D. surprised
The little girl seems to ____a lot since I last saw her.
A. have been changed B. have changed C. change D. be changing
Most experts agree that washing hands regularly is a ______way to prevent the spread of many diseases.
A. powerful B. illegal C. painful D. awful
At the sight of the _________ scene, he was almost _________ to death.
A. frightening；frightened B. frightened；frightened
C. frightening；frightening D. frightened；frightening
