_______ will you fly to Beijing?
In two days.( )
A.How longB.How oftenC.How soon
With the help of Air Classroom, students_____ keep learning even with schools closed.( )
can
must
should
Drugs are harmful to people's physical and mental health. We teenagers must_____them.( )
take care of
keep away from
get used to
"Pingtang Bridge has the highest concrete bridge tower in the world.""______amazing it is!"( )
How
What
What an
As we all know, using public chopsticks______necessary when we eat with others.( )
is
are
was
After﹣school activities help students gain more skills and teach_____to care about others.( )
me
you
them