阅读下面短文，根据短文大意及图示，在每个空格上填上一个意义相符、形式正确的单词。

    “Where Are We Going, Dad ” is a parenting reality TV show. It is very ____in China recently. It invites five men from different field and their children to ____ some time together and complete different kinds of____ .They experience difficulties and know how to ____things with others and make their own living ____working in a group. Millions of people are fond of it ____ of the performance of the five cute children. The show even makes the person ____ didn't want to have a baby before want to have his____lovely baby. This show also leads ____ heat discussions about parenting, fatherhood, childhood, as____as family education.

△ABC中, a = 1， b =$\sqrt{3}$，A=30°，则B等于   (    )

 如图所示的电路中，电源电压6V保持不变，定值电阻的阻值为10Ω，滑动变阻器的最大阻值为20Ω．当开关闭合，滑片由b端向a端移动的过程中，以下说法正确的是（　　）