2012年3月31日 “地球一小时”的主题是“每个人心中都有位环保家”。该宣传旨在帮助实现“地球一小时”活动目标，即鼓励个人、企业和政府在日常活动中至少做出一个环保改变。2012年，中国内地共有124个城市加入到活动中。为此我们应当树立的正确消费理念是（   ）
①勤俭节约，减少消费   ②保护地球，美化家园
③低碳生活，节约资源   ④环保选购，理性消费

I like to watch my son ____________ in the pool.

图中适宜天然橡胶生长的气候类型有

阅读理解

B

    Do you dream of being a reporter? Are you a good English writer who loves the news? We're looking for 100 students from around the world. They will join the BBC Kid Reporter team for the 2015～2016 school year.

    In the past, BBC Kid Reporter have:

★Interviewed leaders and other people.

★Written news stories for BBC For Kids.

★Talked about their work on television.

    Next year, our team will continue to report local news stories for BBC For Kids magazine and bbcforkids.com.

How to Enter

    Visit bbcforkids.com and fill in the entry form(报名表). Be sure to read the rules and share them with your parents who must sign(签名) your form. Entries must be done by June 19, 2015.

You must be over 13 years old。 Good luck!

家族性多发性结肠息肉是一种显性遗传病，双亲中一个是基因组成为Ee的患者，另一个表现正常，那么，他们的子女发病的可能性是（    ）