"China has shown increasingly positive ________ of economic performance, but the country's economic

recovery is still uncertain." Prime Minister Wen said.[ ]

A. signs  

B. tracks

C. signals  

D. marks

以“绝句”开头，把下面的长句改成几个短句。注意不得改变句子的原意，语句要连贯通顺。

王维把绝句这种最能展示人的性情、气质、素养和才思，最难出珍品的诗歌体裁，运用得出神入化，写出了不少脍炙人口的传世佳作。

绝句__________________________