Only one you should suppose this can happen to you. Most of them would know English effectively sufficient to seize what you need, and you’ll…
still get under the flight path on the upper incoming ball
on one up and one back hit deep to deep
on the second serve all in
serving in the I get near the middle
on the short ball both players race to the ball
on the approach shot expand the court
return as far back as you need to have to get the ball in play
serve to the corners
make the opponent run with the angle volley
on the return the feet are in a runners start one foot is in front of the other
on the serve hit go up and out
in most cases defend to the fat part of the court
on the short ball step up into the court
after you serve bounce out past the baseline to get ready for the return