皮皮学，免费搜题
登录
搜题
【单选题】
蕨的孢子体世代染色体为2n, 下列结构中哪一个于孢子体世代A.
体
B.
孢子囊
C.
颈卵器
D.
假根
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】It seems obvious that you don"t give away your product for free but this is exactly what indie rock group The Crimea did earlier this year. The band"s reasoning goes like this: more people will downlo...
A.
It has made it easier to fight piracy.
B.
It has increased the number of pirate CDs available.
C.
It has made it easier to illegally copy music.
D.
It has reduced the number of pirate CDs available.
【简答题】选择货位的原则有哪些?
【单选题】It seems obvious that you don"t give away your product for free but this is exactly what indie rock group The Crimea did earlier this year. The band"s reasoning goes like this: more people will downlo...
A.
Their business was given away free on the Internet.
B.
They gave CDs away free in shops.
C.
They played free concerts.
D.
They charged more for their CDs.
【单选题】It seems obvious that you don"t give away your product for free but this is exactly what indie rock group The Crimea did earlier this year. The band"s reasoning goes like this: more people will downlo...
A.
people who attend their concerts need them
B.
they want to make extra money
C.
there are still people who prefer CDs to other formats
D.
people who fail to attend their concerts need them
【单选题】It seems obvious that you don"t give away your product for free but this is exactly what indie rock group The Crimea did earlier this year. The band"s reasoning goes like this: more people will downlo...
A.
Overall, sales are up last year.
B.
Overall, sales are down last year.
C.
There is no change compared to previous sales.
D.
It is not mentioned in the passage.
【单选题】当 if(表达式)后有多条语句的话则需要用{}将其括起,否则编译出错。 有以下程序 int main() { int a=0,b=0,c=0,d=0; if(a=1) b=1;c=2; else d=3; printf("%d,%d,%d,%d\n",a,b,c,d); return 0; } 程序输出______。
A.
0,1,2,0
B.
0,0,0,3
C.
1,1,2,0
D.
编译有错
【单选题】It seems obvious that you don"t give away your product for free but this is exactly what indie rock group The Crimea did earlier this year. The band"s reasoning goes like this: more people will downlo...
A.
through CD sales
B.
by giving concerts and selling T-shirts and other merchandise
C.
by selling merchandise on the Internet
D.
through sales of merchandise in shops
相关题目：