下列各组单词中，画线部分发音不同于其它三个的单词是______。

had spent more time practicing speaking Englishbefore, he _____ able to speak it much better now.

汉字积累——下列句子中加点字词注音有误的一项是 ( )

Hey! What’s the rush— The plane _____ at 4:00 and I need to see my uncle off.

The sports meeting will be ______ till next week because of the bad weather.