皮皮学，免费搜题
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【单选题】
单片机的外接晶振频率为12MHz时，一个机器周期是？
A.
1us
B.
2us
C.
1ms
D.
2ms
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知识点：
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举一反三
【单选题】The important meeting ___ on a cold morning last year.
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was hold
B.
was held
C.
held
D.
had
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A.
CREATE
B.
DROP
C.
SELECT
D.
GRANT
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【单选题】铺备用床(被套式)操作中以下错误的一项是( )
A.
移开床旁桌距床约20m
B.
座椅放在床尾正中,按顺序放上用物。
C.
双手掌心向下将大单平铺于床垫下。
D.
棉被两边与床沿平齐,尾端塞于床垫下。
E.
套上枕套,开口处背门放置。
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【单选题】The important meeting ___ on a cold morning last year.
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was had
B.
was held
C.
held
D.
had
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【单选题】以下不属于SQL数据操作的语句是()。
A.
UPDATE
B.
APPEND
C.
INSERT
D.
DELETE
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【单选题】没有语病、句意明确的一项是
A.
专家呼吁尽快淘汰二冲程燃油助力车是当前形式的迫切需要。
B.
记者又到学校采访了许多陈老师的事迹。
C.
如果进行认真的反思和探索,付出加倍的努力,中国歌坛一定能够走出低谷,进而走向更为坚实的繁荣。
D.
鲁迅十分重视少年儿童的文艺创作。
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【简答题】So tired as I was, I bothered myself to open up my cafe shop on the cold morning. With many consumers streaming in, I knew another long business day began. And I had to serve far into the night. As I ...
查看完整题目与答案
【单选题】The important meeting ___ on a cold morning last year.
A.
had
B.
was had
C.
held
D.
was held
查看完整题目与答案
【单选题】On the cold morning, the old beggar died ____ cold and hunger.
A.
of
B.
to
C.
from
D.
away
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【单选题】The important meeting ___ on a cold morning last year.
A.
was hold
B.
was held
C.
held
D.
had
查看完整题目与答案
【简答题】下列各句中，没有语病、句意明确的一项是（ ）。
查看完整题目与答案
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【单选题】铺备用床(被套式)操作中以下错误的一项是( )
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移开床旁桌距床约20m
B.
座椅放在床尾正中,按顺序放上用物。
C.
双手掌心向下将大单平铺于床垫下。
D.
棉被两边与床沿平齐,尾端塞于床垫下。
E.
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查看完整题目与答案
【单选题】The important meeting ___ on a cold morning last year.
A.
was had
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was held
C.
held
D.
had
查看完整题目与答案
【单选题】以下不属于SQL数据操作的语句是()。
A.
UPDATE
B.
APPEND
C.
INSERT
D.
DELETE
查看完整题目与答案
【单选题】没有语病、句意明确的一项是
A.
专家呼吁尽快淘汰二冲程燃油助力车是当前形式的迫切需要。
B.
记者又到学校采访了许多陈老师的事迹。
C.
如果进行认真的反思和探索,付出加倍的努力,中国歌坛一定能够走出低谷,进而走向更为坚实的繁荣。
D.
鲁迅十分重视少年儿童的文艺创作。
查看完整题目与答案
【简答题】So tired as I was, I bothered myself to open up my cafe shop on the cold morning. With many consumers streaming in, I knew another long business day began. And I had to serve far into the night. As I ...
查看完整题目与答案
【单选题】The important meeting ___ on a cold morning last year.
A.
had
B.
was had
C.
held
D.
was held
查看完整题目与答案
【单选题】On the cold morning, the old beggar died ____ cold and hunger.
A.
of
B.
to
C.
from
D.
away
查看完整题目与答案