Mixed modal verbs ESP

______ we use our cell phones?

• can

• has to

• have to

• let

when do we _______ upload our homework?

• can

• has to

• have to

• let

We _____ take classes on Sunday, we're free

• don't have to

• has to

• have to

• should

I ____ touch the oven, it's hot

• was supposed to

• mustn't

• have to

• should

Sara _____ call me, but she didn't

• was supposed to

• mustn't

• should

• isn't allowed

Excuse me, ____ open the windows?

• Should

• May I

• have to

• had to

When I was a child, I _____ eat maruchan

• couldn't

• can

• have to

• mustn't

We have to wear masks during classes

• obligation

• permission

• no obligation

• prohibition