I don't know the man near the door is talking with Professor Wang.( )
that
when
where
which
Your mom ______ a lot in the past few years.
Right.She becomes much older than her age( )
changed
changes
has changed
will change
Could you share with me ______ of your speaking skills? They're useful.
Yes, I' d love to.( )
few
a few
little
a little
We can't cross the road ______ the traffic lights turn green.( )
until
if
while
as
My mother is seriously ill.I have to ______ her at home.( )
look at
look up
look for
look after
The 5G network will make it easier for us ______our life.( )
enjoy
to enjoy
enjoyed
enjoying