Mind map unit 4 language focus

S + said/told +(O) + S + V (Lùi thì)
S + asked +(O) + wh + S + V (Lùi thì)
If = whether
S + asked +(O) + if S + V(Lùi thì)
If + S + V(s/es) ..., S + modal verbs + V
Modal verbs
must
could
should
might
this
that
these
those
to day
that day
to night
now
tomorrow
next
yesterday
last
ago
that night
then
the following day
the following ...
the day before
the ... before
before
here
there
present
past
will
would
can
could
may
might
must
had to
...
...