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【单选题】
设f(x)= ,且z 1 =1+5i,z 2 =-3+2i,则 的值是 [     ]
A.
-2+3i
B.
-2-3i
C.
4-3i
D.
4+3i
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参考答案:
举一反三
【单选题】Modern equipment and no smoking are two of the things I like ______ working here. But whether to stay or leave is ___________.
A.
with; on you
B.
about; up to you
C.
at; up to you
D.
over; beyond you
【单选题】Which of the following was Larry interested in?
A.
Working as a waiter.
B.
Becoming a film star.
C.
Parking cars for film stars.
D.
Never going home.
【简答题】[A] spare[B] working[C] own[D] day
【单选题】烧结料中不属于有害杂质的是()。
A.
P
B.
C
C.
S
【简答题】The medical team did more than (complain) ______ about the poor working conditions and started working immediately.
【简答题】计算机网络可分为局域网和广域网,局域网的英文缩写是______。
【单选题】根据网络的覆盖范围,计算机网络可划分为局域网、城域网、广域网,其中局域网的英文缩写为.
A.
WAN
B.
MAN
C.
LAN
D.
JAN
【简答题】在计算机网络中,局域网的英文缩写大写为( )。
【单选题】对认识理解正确的是?
A.
认识是在圆圈式的循环过程中达到的。
B.
对于同一个确定的对象可能会产生不同的认识
【单选题】Sometimes she ______ in the day, but now she is ______. [     ]
A.
works; working
B.
working; work
C.
work; working
D.
work; work
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