e schoolsports meeting, many students are full of________, but I’m always exhausted—You’d bettertake more exercise

Liu Xiang trained hard before the Asian Games in Guangzhou, and it ______. He won the gold medal in 110 meters’ hurdles.

下列句子中特殊句式类型与其他三句不同的一项是（ ）

I ____ my close friend three times today but her line was always busy.

Lucy, is maths difficult to learn in a foreign school —I’m not sure, but no subject can be learned well __________hard work.