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问题 单项选择题

在常规格式下，Excel 单元格中的数值最多只能有 11 位，如果输入了12 位以上的数字，则将以(47) 显示。

A．若干个“#”

B．科学记数形式

C．若干个“”

D．文本形式

答案

参考答案：B

改错题

单句改错：找出错误的一项并改正。

(    )1. Sandy was one of the model at the fashion show. ______

                      A       B           C      D

(     )2. Sandy wore her hair in a 1990's style last Friday. ______

                        A     B               C                D

( )3. Miss Hu came into the classroom and the students stopped to talk. ______

                              A                            B                          C        D

(     )4. Simon often takes Amy to home and they play the piano together. ______

                              A                B        C                 D

( )5. There are at least three thousands students in our school. ______

                     A      B            C                          D

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单项选择题

关于穿透性溃疡，下述哪项正确

A．胃或十二指肠内容物漏入腹腔

B．常伴有消化道出血

C．多见于球部后壁溃疡

D．可引起较剧烈上腹痛，并往腰背部放射

E．大剂量抗胆碱能药物有效
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