5人排成一排,甲与乙不相邻,且甲与丙也不相邻的不同排法数是 ( )
A.24
B.36
C.48
D.60
答案:B
Mrs Green is going to give a birthday party for Mary . Mary is her daughter . Mary will be thirteen years old . A lot of Mary’s friends are going to the party . There are going to be twenty girls at the party . Mrs Green are getting ready for the party . Mrs White is helping her . “ That’s a pretty ( 精致的) cake , ” Mrs White says to Mrs Green . “ Thank you very much .” Mrs Green is going shopping now . She’s buying fruit for the party . She buys a lot of oranges ,apples and bananas . Then she goes home . It’s three o’clock in the afternoon . Everything is ready . Now the first girl is arriving . The party is going to start .
小题1:Who is going to give a party for Mary ?
A. Mrs Green
B.Mrs White
C. Mary
D. Mary’s friend小题2:How old is Mary now ?
A.Eleven
B.Twelve
C.Thirteen
D.Fourteen小题3:How many girls are going to come to the party .?
A.Less than twenty
B. More than twenty
C.Twenty
D.Many and many小题4:What is Mrs Green buying for the party ?
A.Bananas
B.Oranges
C.Apples
D.All of above小题5:What time is the party going to start ?
A. At 2:00 B At 3:00 C. At 4:00 D. In the evening
我国民间从冬至算起,每9天为一个阶段,称作“冬九九”,并有“数九歌”,如“一九二九不出手,三九四九冰上走,五九六九看杨柳,七九河开、八九雁来,九九加一九,耕牛遍地走。”据此完成下列问题。
从数九歌谣可以推断出,其流传地区可能位于我国的()
A.西南
B.西北
C.华南
D.华北