He had lost his temper and his health in the war and never found ______ of them again.

单项选择题______ from the top of the tower, the south foot of the mountain is a sea of trees.

单项选择题—When can we discuss the problem — ______ when we can, we must prepare for it right now.

单项选择题—Did you get a job —No, I ______ , but it's no use.

单项选择题The police still haven' t found her, but they' re doing all they ______ .

单项选择题It is reported that many a new house ______ at present in the disaster area.