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【单选题】
现有书目表 book,包含字段:价格 price (float) ,类别 type(char); 现在查询各个A.
的平均价格、类别名称，以下语句正确的是（ ）。
B.
select avg(price),type from book group by type
C.
select count(price),type from book group by price
D.
select avg(price),type from book group by price
E.
select count (price),type from book group by type
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举一反三
【单选题】If he ____ forced to make a living from the outset, he would not have been able to follow his passion.
A.
has been
B.
have been
C.
had been
D.
was to
【判断题】{MM440变频器的运行频率的设定方式常用的有3种:1.由参数P1040来给定,需设置P1000=1;2.由模拟通道信号决定,需设置P1000=2;3.由开关端子决定,则需设置P1000=3;}
A.
正确
B.
错误
【单选题】下面关于Word2010中“格式刷”工具的说法[ ]是错误的。
A.
“格式刷”工具可以用来复制文字
B.
“格式刷”工具可以用来快速设置文字格式
C.
“格式刷”工具可以用来快速设置段落格式
D.
双击“格式刷”按钮,可以多次复制同一格式
【单选题】If he ______ forced to make a living from the outset, he would not have been able to follow his passion.
A.
was
B.
has been
C.
had been
D.
would have been
【单选题】If he ______ forced to make a living from the outset, he would not have been able to follow his passion.
A.
has been
B.
would have been
C.
had been
D.
was
【单选题】Follow a passion that doesn't relate to your major. Just let yourself really learn from your( ) .
A.
environment
B.
department
C.
college
D.
campus
【单选题】Follow a passion that doesn't relate to your ( ). Just let yourself really learn from your environment.
A.
interest
B.
hometown
C.
major
D.
department
【单选题】What does the man think of the advice that "you should follow your passion”? It is recommendable.
A.
It is realistic.
B.
It is misleading.
C.
It is biased.
D.
It is recommendable.
【单选题】Many of them didn’t follow his advice, ______ they knew it to be useful.
A.
as if
B.
even though
C.
so that
D.
because of
【单选题】下面关于Word中“格式刷”工具的说法,不正确的是( )
A.
“格式刷”工具可以用来复制文字
B.
“格式刷”工具可以用来快速的设置文字格式
C.
“格式刷”工具可以用来快速的设置段落格式
D.
双击“格式刷”按钮，可以多次复制同一个格式
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