Do you know that China is one of _________countries in the world?
Yes, I do. It's much_________than the US. ( )
A.the oldest; olderB.old; older
C.older; older
The children here improve their English listening and speaking every day.( )
on
through
with
by
Have you seen my mobile phone, Sam? I can't find it .( )
everywhere
somewhere
nowhere
anywhere
While Mike computer games in his room, his dad came in.( )
is playing
was playing
will play
plays
The dictionary on the desk is . Mine is on the chair over there.( )
yours
your
mine
my
Lisa is studying abroad. She hasn't decided back to China because of the COVID﹣19. ( )
if she flies
whether she will fly
when will she fly
how will she fly