She feels ill, she ...... go to the doctor.
should
Cats ..... drive!
must
You ...... drink cold water. You've got a sore throat.
shouldn't
You have a beautiful voice. You ....... go to singing lessons.
should
He .............. learn Chinese, it's a beautiful lnaguge.
should
You ........ write that e-mail. It's very important!
must
You ............ study for yout test. It's an order!
must
You .............. drive slower, I've got a stomachache.
should
You ......... buy the blue dress: it's beautiful.
should
She ........ take an umbrella: it's raining!
should
You ....... do your homework before you play football.
must
You ....... do more sport, you are in bed all day.
should
We ....... stop when the traffic light is red.
must
I think we ..... go there: it' isn't on my map!
shouldn't
Drivers ........ drive too fast.
mustn't
