—Haven’t you handed in your composition yet?
—Yes. I _______ on it for twenty five minutes.
A.will work B.am working C.would work D.worked
Fortune China released a ranking of business leaders in 2020, Jack Ma, founder of Alibaba, _______ the list with outstanding leadership.
A.topping B.topped C.to top D.having topped
A painting by Vincent Van Gogh was stolen on _______ would have been the Dutch master’s 167th birthday.
A.that B.when C.what D.which
—Who is China’s first UFC champion?
—It is Zhang Weili _______ opponent, Jessica Andrade, was knocked out by her within just 42 seconds.
A.who B.whom C.that D.whose
The government calls on us to avoid visiting crowded areas and medical institutions _______ it is necessary.
A.while B.because C.unless D.when
听下面一段独白，回答以下小题。
1.What’s the purpose of providing the school students with yoga exercises?
A.To enable students to reject violence.
B.To help students face struggles more properly.
C.To eliminate(消除) poverty more effectively.
2.What can students learn in the Mindful Moment Room?
A.How to calm down by talking to teachers.
B.How to clear their mind at night.
C.How to respond to situations better.
3.What change have yoga exercises brought to school?
A.More students dropped out of school last year.
B.There is less bad behavior on campus.
C.More students are willing to be sent to the office.
4.What does the speaker think of yoga?
A.Its effect on students remains to be seen.
B.Everyone can benefit from it.
C.There is enough evidence for its importance
