I wonder _____________.
Only seven dollars, All the books were on sale in that bookstore yesterday.( )
how many books you bought
where did you buy these books
how much you spent on these books
when you bought these books
Jack's uncle has got the COVID﹣19. Now he is in a hospital.
.( )
It doesn't matter
That's all right
I'm sorry to hear that
Be careful next time
Don't get off the bus until it .( )
will stop
stop
stopped
stops
His office is on the top of the tall building. You should take a lift to the floor.( )
first
thirtieth
thirty
thirteen
The air pollution is very serious in our city. Something about it now.( )
can do
must do
was done
must be done
The Great Wall is a place of interest. All of us there before.( )
has been
have been
has gone
have gone