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【单选题】
_____ I went to the hospital to see Jack, who had _____ had an operation.A．Just now; just nowB．JA.
52. _____ I went to the hospital to see Jack, who had _____ had an operation. A．Just now; just now
B.
Just now; just
C.
Just; just
D.
Just; Just now
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【简答题】A．Study a weather map. B．Visit a weather station. C．Listen to a weather report. D．Go to a storm shelter.
【单选题】—How do you study a test? —I study working a group.
A.
for; in; with
B.
for; by; at
C.
of; in; by
D.
for; by; with
【单选题】A research scientist wants to study a certain attribute of dogs. It is estimated that approximately 5 percent of all dogs have this attribute. If the scientist wants to study a sample of N dogs having...
A.
N/5.
B.
5N.
C.
20N.
D.
105N.
E.
120N.
【多选题】下列有关对Excel单元格输入数据的叙述中，正确的有（）
A.
输入的数据可以是常数也可以是计算公式
B.
任何时候都只能对活动家单元格输入数据
C.
输入数据后必须按ENTER或TAB键
D.
所有数据库都必须在任务栏内输入
【简答题】A．Study a weather map. B．Visit a weather station. C．Watch a weather report. D．Go to a storm shelter.
【简答题】预防髌骨劳损的措施有哪些?
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