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【单选题】
下列化合物中，芳香性最大的是A.
呋喃
B.
吡咯
C.
噻吩
D.
无法判断
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反馈参考答案：
举一反三
【单选题】– When will he come?
A.
hen ______, I’ll let you know.
B.
does he come
C.
he comes
D.
will he come
E.
he will come
【单选题】–When will he come here? --- _______ tomorrow.
A.
Some time
B.
Sometimes
C.
Some times
D.
Sometime
【单选题】–Do you know ? –Yes. At about twelve. I was just about to go to bed.
A.
when he came back
B.
when he will come back
C.
whether he goes to bed late
【单选题】– I don’t know when ________ the day after tomorrow _ I’ll call you when ______.
A.
he will come; he comes
B.
will he come; he comes
C.
he will come; he will come
D.
he comes ; he comes
【简答题】写出下列指令执行的结果: MOV A, #7FH CPL A MOV R0, A RL A SWAP A 最终结果: (R0)=( ) (A)=( )
【单选题】–When will you tell him the good news? --I will tell him about it as soon as he _______ back.
A.
comes
B.
came
C.
will come
D.
is coming
【单选题】如python2.7的安装目录是D:\Tools\Python27\,命令行中输入以下哪个命令一定能启动python2.7的交互模式?
A.
python2
B.
D:\Tools\Python27
C.
D:\Tools\Python27\python.exe
D.
python3
【单选题】– When will he come? –When ______, I’ll let you know.
A.
does he come
B.
he comes
C.
will he come
D.
he will come
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