To control the COVID-19 outbreak（新冠疫情），many schools in China started the new semester（学期） online.School in many cities，like Beijing and Guangzhou，started online classes on Feb.17.Shanghai started on Mar.2，and Changsha started on Feb.10.
Huang Yahui，a 14-year-old girl from Beijing No.66 Middle School，used her computer at home to take online classes.She told the reporters，"Our daily schedule starts from 7：30 am to 5 pm.We have Chinese，Math，English and self-learning classes about infection prevention （传染病预防），and class，meetings.And we do eye exercises in the daytime and do homework at night."
Huang and most of her classmates enjoyed the online classes.And they found it useful to keep learning in a new way.
With the epidemic situation（疫情形势） getting better in China，many schools are starting to reopen.Huang went back to school on Jun.1.
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（1）
When did schools in Beijing start online classes?
A . On Feb.7.
B . On Mar.2.
C . On Feb.10.
D . On Feb.17.
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（2）
How did Huang Yahui take online classes at home?
A . With her iPad.
B . With her computer.
C . With the TV.
D . With her smart phone.
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（3）
Why did students take online classes during the winter vacation?
A . To enjoy a long vacation.
B . To prevent（阻止） the COVID-19 infection（感染）.
C . To have classes in a new way.
D . To spend time with parents.
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（4）
According to the passage，which of the following is TRUE?
A . Students in different cities took online classes at the same time.
B . Students didn't have any homework after online classes.
C . Students can go back to school because the situation is getting better.
D . Students didn't like online classes.
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（5）
To keep fighting against the COVID-19，students can't ____ after getting back to school.
A . wash hands often
B . wear a mask（口罩）
C . stay close to each other
D . do homework
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