–What is the theme about for the meeting this evening?. --No idea. Perhaps we will have to discuss the plan ___ a few days later.
______ 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.
Hannah was busy with work then but she still tried her best to some time from her tight schedule to visit her mother.
Success _________three key factors: diligence, talent and luck, of which the first one is of great importance .