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【单选题】
n格节点的电力系统,其节点导纳矩阵为( )阶A.
n-1
B.
n
C.
2(n-1)
D.
2n
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【单选题】在固定资产子系统中，为了将一批需要制单的业务连续制作凭证并传输到账务系统，避免多次制单的繁琐，可采用()。
A.
在系统设置的“选项”中，选取“业务发生后立即制单”
B.
在业务发生后单击【制单】按钮
C.
在系统菜单中单击“处理”“批量制单”
D.
在系统菜单中单击“处理”“月末结账”，系统自动制单
【单选题】在固定资产子系统中,为了将一批需要制单的业务连续制作凭证并传递到总账系统,避免多次制单的繁琐,可采用( )
A.
在系统菜单中单击“处理”/“批量制单”
B.
在业务发生后单击【制单】按钮
C.
在系统菜单中单击“处理”/“月末结账”,系统自动制单
D.
在系统设置的“选项”中,选取“业务发生后立即制单”
【单选题】在固定资产子系统中 , 为了将一批需要制单的业务连续制作凭证并传输到账务系统 , 避免多次制单的繁琐 , 可采用
A.
在系统菜单中单击“处理”/“凭证查询”
B.
在系统菜单中单击“设置/选项”
C.
在系统菜单中单击“处理”/“批量制单”
D.
在系统菜单中单击“处理”/“制单”
【单选题】Why didn't John come to the party?
A.
He was not invited.
B.
He was ill.
C.
He had to do something else.
【简答题】Translate English into Chinese with“怎么”、“上课”Why didn't he come to have lesson today?他今天……………………
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— he had something important to do.A. Because B. As C. Since D. For
【简答题】Complete the dialogue with proper or sentences. A: Hello, Li Lei. Why didn't you come to the dinner yesterday? B: My pen friend Qiu Tian came to see me. A: QiuTian? What a nice name! 1 ? B: He's quite...
【简答题】Why didn't he come here? ( Can you tell me...)
【单选题】听力原文：W: Why didn't you come here yesterday, John? M: I'm sorry, sir. My mother was ill. What can we learn from the dialogue?
A.
John was expected to come yesterday.
B.
John didn't come because he was ill.
C.
The man was John's father.
【简答题】Listen and answer the following questions. Who was supposed to go to the concert with Chris? And why didn't he/she come with Chris?
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【简答题】Translate English into Chinese with“怎么”、“上课”Why didn't he come to have lesson today?他今天……………………