Question

两道英语智力题,不是很难

1.It was Sunday .Mr.White 's six sons had finished their homewprk and wanted to do some many people stayed in the room after they left?
2.Mr.and Mrs Black have seven children .They're :A,B,C,D,E,F,andG.A has three younger sisters .B has an elder brother .C is a girl ,too,but she and G have no younger sister.Which of them are boys and which are girs?
答案我知道,重要的是分析过程.应该不是很难的,第二个就是麻烦了点.
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Answer 1

1.It was Sunday. Mr.White’s six sons finished their homework. They wanted to go out to have sports. He agreed with them. He let one go swimming ,two play pingpong and three play football.

How many people stayed in the room after they left?

答案：Only one.

2.答案：A,B,E,G are boys and C,D,F are girls

你的题目不完全
原题如下：
Mr.and Mrs Black have seven children .They're :A,B,C,D,E,F,andG.A has three younger sisters .B has an elder brother .C is a girl and she has two younger sisters.D has two younger brothers.E has two elder sisters and F is a girl ,too,but she and G have no younger sister.Which of them are boys and which are girs?
这次不用我解释了，应该明白了吧^^？？