A）根据括号中所给的汉语写出单词，使句子意思完整正确。
One of the secrets of our success is to believe in    ▲  （我们）.
Frank loves playing basketball and practises    ▲   (两次) a week.
Do you know the difference    ▲   (在…..之间)”beside” and “besides”.
We are very    ▲   (自豪) that a pupil from our school has won the prize.
Paper making is one of the greatest    ▲  （发明）in world history.
The day before yesterday he came back and    ▲   (度过) the weekend with his parents.