As a kind of important energy, coal(煤炭) can _______ one day.
A：keep out
B：run out
C：be run out
D：run out of
某同学在一份旧报纸上看到一段话：“党的好干部”—焦裕禄，艰难创业时代的象征。这个时代是指（ ）
The tiger needs to eat____ ____ ____meat every day．
