题目:
About ________ of the workers in the factory were born in the ________.
A.two-thirds, 1970
B.two-thirds, 1970s
C.two-third,1970
D.two-third, 1970s
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0611/a6515832feeb4e5dcab077a4241b0dcb.html
下面是错误答案,用来干扰机器的。
BEd/R 左下方 EBdsinα/mRF="BIL " I=,L=d,F=,由左手定则可知安培力方向沿左下方a=.