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【判断题】
有往来辅助核算的科目都要按明细录入数据。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】______(我正要打电话给他)when his letter arrived．
【单选题】It worried me that the letter had not arrived, especially ________ it had never happened before.
A.
when
B.
that
C.
as
D.
which
【单选题】My letter arrived shortly after he passed away. I regret _________ earlier.
A.
not to have written it
B.
not to have opened it
C.
not having opened it
D.
not having written it
【单选题】The letter they looked forward to______ at last.
A.
arrive
B.
arrived.
C.
arriving
D.
had arrived
【单选题】Your letter arrived a few days ago and I must confess that this obligation completely ()my mind.
A.
sliped
B.
skiped
C.
shipped
D.
slipped
【简答题】词汇应用。 I received a letter yesterday. It 1 (write) by my sister. She 2 (stay) in Shanghai now. She is a writer. She 3 (work) for a newspaper and also writes books. She 4 (live) there for nearly a year....
【单选题】关于细胞凋亡与细胞坏死，下列说法正确的是 [ ]
A.
细胞凋亡是细胞内的遗传物质控制的
B.
细胞死亡是细胞凋亡的同义词
C.
细胞凋亡受到严格的由遗传机制决定的程序性调控
D.
细胞的自然更新属于凋亡，被病原体感染细胞的清除属于细胞坏死
【单选题】My letter arrived shortly after he passed away. I regret ______________ earlier.
A.
not having written
B.
not to write
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