She must stay at home to look after her _______ mother. She was _______ a week ago.

Don’t _________, my children. Keep working hard and you will win the match.—Thank you, Mr. Zhang. We’ll try our best.

The WorldCup in Tokyo last year. Do you remember how manycountries

Why don’t you like history —Because it is _____.

找出下列单词中划线部分发音不同于其他三个的词