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【简答题】
已知一正弦交流电流 i = 30sin(314 t + 30°)A 。则它最大值 I m 为 __ ____ __ ,有效值 I 为 _ _ _ ,初相角为 __ __ 。
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反馈参考答案：
举一反三
【判断题】人类学视野认为的游戏是人类从生存需要发展到追求享受的需要，是儿童成长为大人过程的一种自然现象，任何一个国家和民族的儿童，都是在游戏的欢乐中获得发展而长大成人的。
A.
正确
B.
错误
【单选题】We tried hard，and ually，we were able to get Mike______us his car just for a day．A．lendingB．l
A.
27．We tried hard，and ually，we were able to get Mike______us his car just for a day． A．lending
B.
lend
C.
to lend
D.
Lent
【单选题】—What’s the matter _______Mike? He is wet through. —His car ran _______the river.
A.
with, into
B.
for, in
C.
with, to
D.
to, at
【多选题】以下说法正确的是( )。
A.
李某除委托李扬担任辩护人外，还可再委托两名律师担任辩护人
B.
人民法院此案是错误的
C.
人民法院自受理案件之日起3日以内，应当告知被告人李某有权委托辩护人
D.
取保候审的申请应向人民法院提出，由人民法院决定
【单选题】We tried hard, and ually we were able to get Mike ______ us his car just for a day. A. lending B. lend C. to lend ...
A.
B.
C.
D.
D
【单选题】We tried hard, and ually, we were able to get Mike ____us his car just for a day.
A.
lending
B.
lend
C.
to lend
D.
lent
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