问题
选择题
_____ do you guess will be the first 10 top students in English in your school next term? [ ]
A. Who
B. Whom
C. Which
D. What
答案
答案：A
搜题请搜索小程序“爱下问搜题”
_____ do you guess will be the first 10 top students in English in your school next term? [ ]
A. Who
B. Whom
C. Which
D. What
答案：A
时（T为交流的周期），原线圈中的电流瞬时值为0.03A．变压器的原、副线圈的匝数比为（ ）
：3