A:ls22s22p63s23p3
B:1s22s22p3
C:1s22s2sp2
D:1s22s22p63s23p4
利用人工合成的昆虫性外激素可以诱捕相应的农业害虫.(判断对错)
二点零八写作:____ 零点三写作:____
一点零九写作:____ 十二点七五写作:____
零点零六写作:____ 七点一五写作:____
That is my pen. Give____to____,please.