Historical experience can as a most important source of information.
As for hungry, you won’t get much from those who never went through it
I was nearly exhausted from preparing my experiment report last night so I took a hot bath to myself.
______ the best efforts of the desperate mother, the powerless baby elephant seemed to have no hope of escaping, until a team of conservation workers rushed to help.
The interviewee felt ___________ and uncomfortable when he could not answer the interviewer’s questions.
He devoted himself entirely to his research into viruses and it earned him a good _________in his field.