_________ and happy, Tony stood up and accepted the prize.
A：Surprised
B：Surprising
C：Being surprised
D：To be surprised
小刚患了重感冒，发烧有一个星期了，体重明显下降．他体重下降的主要原因是下列哪种有机物被消耗所致？（ ）
Jack does his homework ____ (care), so he often gets poor grades.
