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【单选题】
使用片段分页控件适配器FragmentPagerAdapter向视图分页控件的各个页面上显示片段,需要提供页面数和显示的片段,以下哪个方法指定页面数:A.
getCount()
B.
getItem()
C.
setAdapter()
D.
getSupportFragmentManager()
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【简答题】阅读下列短文,从每题所给的四个选项(A、B、C、D)中,选出最佳选项,并填写在答题卡上 Smog (雾霾) is one of the hot subjects these years. It does great harm to people's health. The most terrible smog lasted for about a week in February, 2014. I...
【单选题】Which specific issue does the author argue that better soft power could have helped China with?
A.
The trade war with America
B.
Raising awareness of COVID-19
C.
Make more money
D.
The controversy with Huawei
【简答题】探索发现： （1）计算下列各式： ①（x-1）（x+1）； ②（x-1）（x 2 +x+1）； ③（x-1）（x 3 +x 2 +x+1）． （2）观察你所得到的结果，你发现了什么规律？并根据你的结论填空： （x-1）（x n +x n-1 +x n-2 +…+x+1）=______（n为）．
【单选题】Questions 5 to 7 will be based on the following news item. How many more users does Facebook have compared with the population of China?
A.
50 million
B.
188 million
C.
933 million
D.
1.44 billion
【单选题】How many more users does Facebook have compared with the population of China?
A.
It increased 13%.
B.
It increased 75%.
C.
It dropped 13%.
D.
It dropped 75%.
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