据国际天文联合会和紫金山天文台预测,2009年7月22日上午将发生数百年内最为壮观的日全食天象。当天,全食带先后经过了西藏东南部、云南西北部、四川、湖北、浙江北部、上海等地,最长持续了6分钟左右,是本世纪最长的一次日全食。国际天文联合会和紫金山天文台对日全食天象的准确预测,说明了①世界上没有不可认识的事物,只有尚未被认识的事物②人具有主观能动性③人类在实践基础上所形成的认识具有预见性④意识是对客观存在的反映
The island , to the main land by a bridge , is easy to go to. A.join B.joined C.joining
Many countries are setting up nation parksanimals and plants can be protected. A. when B.which C.where
It is good to know the dogs will be well cared for while we are away. A. what B.whoseC.that
-- It's time for the weather report. Could I _______ the TV, Dad? -- Go ahead, please. I also want to know about the weather for tomorrow. A. turn on B. turn off C. turn down
It was such a funny show that people couldn't help ________again and again. A. laugh B. to laugh C. laughing