给定方程：${\left(\frac{1}{2}\right)}^x+\sin x-1=0$，下列命题中：(1) 该方程没有小于0的实数解；(2) 该方程有无数个实数解；(3) 该方程在(–∞，0)内有且只有一个实数解；(4) 若x₀是该方程的实数解，则x₀>–1．
则正确命题的个数是 （   ）

用括号中所给单词的适当形式完成下列句子
____ The students took the PISA test in _________ subjects - reading, maths and science. (third)
____ Board games are more and more popular among          . (teenager)
____ I liked to walk in fields on         days and to see my footprints left behind. (snow)
____people often begin their conversations by talking about the weather. (Britain)
____ The news about education has attracted the public attention        (recent)
____ The World Chocolate Park showed a         of many kinds of chocolates. (collect)
____ To improve your writing skills, you'd better         a habit of reading. (development)
____ Don't tell lies. Nobody likes those         people. (honest)