电容器可在（）
A.1.0倍额定电流下长期运行
B.1.1倍额定电流下长期运行
C.1.3倍额定电流下长期运行
D.1.5倍额定电流下长期运行
参考答案：C
If city noises ______ from increasing, people ______ shout to be heard even at the dinner table 20 years from now.
A. are not kept; will have toB. are not kept; have toC. do not kept; will have toD. do not kept; have to
11. The graduate never expected that his graduation essay would ______ such a heated discussion among scholars.
A．set off
B．set about
C．set out
D．set up
