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【简答题】
下面这些代码的功能是创建一个string对象 s,并将其内容设置为字符串 alohaworld ,正确的有: A. string s{'alohaworld'}; B. string s = string{"alohaworld"}; C. char* p = "alohaworld"; string s(p); D. string s{'a','l','o','h','a','w','o','r','l','d'}; E. string s('a','l','o','h','a','w','o','r','l','d');
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【判断题】《产品质量法》规定,生产者不得生产国家明令淘汰的产品;不得伪造或者冒用认证标志等质量标志。
A.
正确
B.
错误
【单选题】三极管基本放大电路输出波形如下图所示,请问(a)图发生( )失真,(b)图发生( )失真.
A.
饱和失真,截止失真
B.
截止失真,饱和失真
【单选题】I didn't hear the phone. I _____ asleep. [     ]
A.
can be
B.
must have been
C.
must be
D.
should have been
【单选题】I didn’t hear the phone. I ___asleep. A. must be B. must have been C. should be D. should have been
A.
must be
B.
must have been
C.
should be
D.
should have been
【单选题】______ it______ for your help,I couldn't have made any progress.
A.
Had;not been
B.
Should;not been
C.
Did;not been
D.
Not;be
【简答题】I didn’t hear the phone. I ________ asleep. A.must be B.must have been C.should be D.should have been
【单选题】一位美国学者曾说在自家的院子里有印钞机是一件愉快的事情,而黄金兑换标准给了我们这个特权。”赋予“我们这个特权”的是( )
A.
《北美自由贸易协定》
B.
《马歇尔计划》
C.
《关税和贸易总协定》
D.
《布雷顿森林协定》
【单选题】— I feel _____a pity that I haven't been to the get together. — You really should have. [       ]
A.
them
B.
one
C.
that
D.
it
【简答题】产品质量法规定:生产者不得生产国家明令淘汰的产品,就是指引生产者如何从事生产活动,体现了法律的()
【简答题】《产品质量法》规定,生产者不得生产国家明令淘汰的产品;不得()等质量标志。
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