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You really ..... be late again.
You really must not be late again.
Oops!
Okay!
You ..... look at me when I am talking to you.
You should look at me when I am talking to you.
Oops!
Okay!
I was using my pencil a minute ago. It ....... be here somewhere!
I was using my pencil a minute ago. It must be here somewhere!
Oops!
Okay!
This is a secret between you and me, so we ....... tell anyone.
this is a secret between you and me, so we must not tell anyone.
Oops!
Okay!
You ..... forget your sun cream. It’s going to be very hot!
You mustn’t forget your sun cream. It’s going to be very hot!
Oops!
Okay!
..... I go to the bathroom, please? (formal)
May I go to the bathroom, please?
Oops!
Okay!
I really ..... try to get fit.
I really must try to get fit.
Oops!
Okay!
Which sign are you more likely to see at an airport: Bags ..... not be left unattended.
Which sign are you more likely to see at an airport: Bags must not be left unattended.
Oops!
Okay!
Phone her now. She ..... home by now.
Phone her now. She must be home by now.
Oops!
Okay!
His excuse ..... be true, but I don’t believe.
His excuse may be true, but I don’t believe.
Oops!
Okay!
I .....be able to help you, but I’m not sure yet.
I might be able to help you, but I’m not sure yet.
Oops!
Okay!
Already as a child Mozart ..... play the piano beautifully.
Already as a child Mozart could play the piano beautifully.
Oops!
Okay!
..... you open the window, please.
Can you open the window, please.
Oops!
Okay!
If you don’t start working harder, you ..... repeat the course next year.
If you don’t start working harder, you will have to repeat the course next year.
Oops!
Okay!
I didn’t feel very well yesterday. I ..... eat anything.
I didn’t feel very well yesterday. I couldn’t eat anything.
Oops!
Okay!
Whose is this bag? - I don’t know, but it ..... belong to Yuta.
Whose is this bag? - I don’t know, but it may belong to Yuta.
Oops!
Okay!
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