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【单选题】
同样光率的荧光灯与白炽灯的区别以下错误的是( )
A.
荧光灯光源的发光效率比白炽灯高
B.
荧光灯较为节能
C.
白炽灯启动较快,无频闪
D.
荧光灯光色较多
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参考答案:
举一反三
【单选题】通过“程序”命令启动Visual FoxPro 6.0的正确操作步骤是( )。
A.
单击“开始”按钮,选择“程序”,选择命令Microsoft Visual FoxPro 6.0
B.
单击“开始”按钮,选择“程序”,选择Microsoft Visual FoxPro 6.0,选择命令Microsoft Visual FoxPro 6.0
C.
单击“开始”按钮,选择“运行”命令,在“运行”对话框的“打开”框中输入Microsoft Visual FoxPro 6.0
D.
单击“开始”按钮,选择“运行”命令,在“运行”对话框的“打开”框中输入C:\Program Files\Microsoft Visual FoxPro 6.0
【单选题】We have already _ much water to the people in the south of China. [     ]
A.
given in
B.
given up
C.
given away
D.
given out
【单选题】They keys were __________ to our neighbours during our absence.
A.
given out
B.
given away
C.
given over
D.
given up
【单选题】She has ______ to our views.
A.
given out
B.
given in
C.
given away
D.
given up
【单选题】An English speech _____ to the children tomorrow. [     ]
A.
is given
B.
has been given
C.
will be given
【简答题】插入注释的操作步骤:先将光标移至编辑窗口程序段中需要插入的位置,然后点击()⇒()⇒(),弹出()对话框,注释类型选择(),输入注释内容后,点击()完成注释的插入。
【单选题】Each soldier and sailor ____ a rifle. [     ]
A.
are given
B.
was given
C.
being given
D.
were given
【单选题】More than one answer                to the question.
A.
have been given
B.
has been given
C.
were given
D.
had given
【单选题】After a long walk, they have ________.
A.
given in
B.
given back
C.
given out
D.
given over
【单选题】Peter had ______ his career in law to become a teacher.
A.
given up
B.
given in
C.
given off
D.
given away
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