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 |
相关知识点
推荐套卷
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 |