In 1939, Hitler ________ war against Poland, which started the Second World War.
John ___confidence not only from his teacher’s encouraging words but also from his success this time.
______is known to us, he is the top student of our class.
This is a book, which I dare say, is unequaled ______translation practice is concerned.
By the time he was dying, he made a testament that he would______his kidney(肾) to those who were in need of it.
University is ______ most worthwhile time of discovery and learning, and it is also ______very enjoyable and valuable experience for every one of us.