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【单选题】
空字符串是指( )
A.
长度为0的字符串
B.
只包含空格字符的字符串
C.
长度为1的字符串
D.
不定长的字符串
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举一反三
【单选题】My father was very angry. And he hit me _____ the face
A.
from
B.
of
C.
with
D.
in
【判断题】听音,判断正误,正确的写“√”,错误的写“×”。 4. My father was very handsome.
A.
正确
B.
错误
【单选题】My father was very ______________ in me for choosing acting instead of a legal career.
A.
disappointing
B.
disappointed
【简答题】从银行提取现金60000元,备发工资。 (本题只需录入总分类账户,不录入明细账)
【单选题】典型二阶系统的阻尼比ξ= 0 时,其单位阶跃响应是 ( ) 。
A.
单调上升曲线
B.
等幅振荡曲线
C.
阻尼衰减振荡曲线
D.
发散增幅振荡曲
【单选题】胸椎后凸何时出现
A.
两个月
B.
四个月
C.
六个月
D.
八个月
E.
十个月
【多选题】My father was very hard-working because ___________
A.
he went to work even if there was a bad weather.
B.
he went to work even when he was ill.
C.
he never talked about himself as an object of pity.
D.
he made a great effort to joined the Navy.
【判断题】《春秋》作为我国史学的开山之作,是历史意识和历史作品逐渐融合的产物。
A.
正确
B.
错误
【简答题】长江公司,12月11日签发现金支票,从开户银行提取现金60000元,备发工资。
【单选题】典型二阶系统的阻尼比ξ=0时,其单位阶跃响应是 ( )
A.
单调上升曲线
B.
等幅振荡曲线
C.
阻尼衰减振荡曲线
D.
发散增幅振荡曲线
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