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【单选题】
设CL=05H,要获得CL=0AH,可选用的指令是( )。A.
XOR CL,0FH
B.
NOT CL
C.
OR CL,0AH
D.
AND CL,0FH
E.
Y
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【简答题】A number of students in this class ______ (be)to Beijing one or twice．
【单选题】They have stayed in Beijing for ________________.
A.
one and half an hour
B.
one and a half
C.
one year and a half
D.
one and a half hour
【单选题】--- When was the 29th Olympic Games held? --- ________ 8:00 of August 8th ,2008, Beijing.
A.
At
B.
On
C.
In
D.
For
【单选题】Beijing announced on Sunday that the date for events ____ the 40th anniversary of the normalization of China-Japan relations would be “adjusted to an appropriate time”.
A.
marked
B.
marking
C.
having marked
D.
to be marked
【简答题】企业的所得税费用一定等于企业的利润总额乘以所得税税率。（ ） 对 错
【单选题】当抗震框架边柱截面尺寸变化,且错台在外侧时,下柱外侧纵筋锚入上柱侧壁的长度不能小于( )
A.
l aE
B.
1.2 l aE
C.
1.4 l aE
D.
1.6 l aE
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