皮皮学，免费搜题
登录
搜题
【简答题】
半导体 三极管的三个工作区域分别是 、 和 。
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】The student, ＿＿＿＿whom all the teachers are pleased,is very strict ＿＿＿himself ＿＿＿ everything.
A.
to； with； in
B.
with； with； in
C.
with； at； with
D.
at； with； at
【简答题】一国某年的名义GDP为1500亿美元，当年的实际GDP为1200亿美元，则GDP折算指数等于( )。 A．125% B．150% C．100% D．180%
【单选题】Whom does the student refer to when he says 'he'?
A.
The author of the text.
B.
The student's friend.
C.
The Internet article's author.
D.
Professor King.
【简答题】Whom should a student go to if he or she has any questions? The student should contact ______.
【单选题】Whom does the student refer to when he says 'he'?
A.
The author of the text.
B.
The student's friend.
C.
The Internet article's author.
D.
Professor Kin
【单选题】Kevin is the only student in the class ______failed in the exam.
A.
who
B.
that
C.
which
D.
whom
相关题目：