加拿大广播公司: CBC
Canadian Broadcasting Corporation;
猜你喜欢
- 1What are your future plans regarding network engineering?
- 2英语翻译
- 3英语翻译
- 4X、Y、Z、W均为短周期元素,它们在元素周期表中的位置如图所示.若Y原子的最外层电子数是次外层电子数的3倍,下列说法正确的是( ) X Y Z W A.原子半径:W>Z>Y>X B.最高价氧化物对应
- 5“六一”是我们少年儿童的节日.节日前夕,同学们把家里最美的盆花搬到学校里来装点校园.我献给学校的是一盆长春花.
- 6You should do some exercise weeks of months before you leave~!
- 7由数字0,1,2,3,4,5组成的奇偶数字相间且无重复数字的六位数的个数是( ) A.72 B.60 C.48 D.12
- 8Please( )( )your dirty coat and( )( )your clean one.
- 9When she was twelve years old,she had to look after herself 的同意句
- 10已知数列bn的前n项和为sn,且b1=1,b下标(n+1)=1/3sn,求bn的通项公式