







In English we use should / shouldn't /ought to / oughtn't to give advice. We use should / ought to to say something is a good thing to do and shouldn't / oughtn't to say something is a bad thing to do.
Example sentences :
Note : To ask for advice we can say: What should I do?
In English, "can" is a modal verb and only has a present, past and conditional form. It can also be used with a future meaning.
Example sentences :
Note : Can is not used to talk about specific possibilities.
Example sentences :
In English, could is used to talk about past ability/ permission/ possibility.
Example sentences :
"Be able to" can be used in the present, past, future, present perfect and as a gerund or infinitive.
Example sentences :
Note : be able to in the present and past is more formal than can or could.
In English we use might or may to say something in the future is possible, but not decided.
Example sentences :
To make questions with might we usually use Do you think...?
Example questions :
In English we can also use might in short answers.
Example short answers :
In English we use have to + infinitive to say something is necessary or obligatory. We normally use have to for a general obligation from an outside source, such as work or the law.
Examples sentences :
In English we use don't have to + infinitive to say something is not necessary or obligatory. It means you can if you want to, but it's not necessary.
Example sentences :
To make questions we use do/does.
Example questions :
Form : ( Must + infinitive without to )
In English we use must + infinitive to talk about rules and obligations. We normally use must when the speaker imposes the obligation, such as a teacher to students, or even to yourself.
Form : ( Mustn't + infinitive without to )
In English we use mustn't + infinitive to say something is prohibited.
Example sentences :
Note : You can often use can't or be + not allowed to instead of mustn't.
Example sentences :
Note : Mustn't and don't have to have completely different meanings.
Mustn't Vs Don't Have To
Note : Have to is a normal verb and exists in all tenses whereas must is a modal verb and its only forms are must and mustn't.
You can also use have to and must for strong recommendations.
Example sentences :
In English we use must when we are sure something is true.
Example sentences :
In English we use may or might when we think something is possibly true.
Examples sentences :
In English we use can't when we are sure something is impossible.
Examples sentences :
Note : In this context, the opposite of must is can't, NOT mustn't!
In the past, can't, could, may, might and must for probability change to can't have, could have, may have, might have and must have + past participle (Verb 3).
In the past, should and ought to change to should have and ought to have + past participle (Verb 3).
Note : the form of "must" for obligation and "can" are exceptions.
Must for obligation changes to had to + infinitive
Can changes to could or was able to
| Modal example sentences | |
|---|---|
| Can I have wine instead of beer? | Kann ich Wein anstatt Bier haben? |
| You know, the landlords should give you some kitchen utensils. | Weißt du, die Vermieter sollten dir ein paar Küchengeräte geben. |
| It doesn't matter for me, you can get the one you like best. | Ist mir egal. Kauf den, den du am liebsten magst. |
| It's a very long time, who could stand it? | Das ist eine sehr lange Zeit. Wer hält das aus? |
| We can get the other things on the way back. | Wir können die anderen Dinge auf dem Rückweg besorgen. |
| We should go and see my parents' house in Angel! | Wir sollten gehen und uns das Haus meiner Eltern in Angel ansehen! |
| I can understand that. | Das kann ich verstehen. |
| After hearing the pooping story, I'm not sure I should offer this... | Nachdem ich die Geschichte mit den Häufchen gehört habe, weiß ich nicht, ob ich dir das anbieten sollte... |
| I have to go home and check on Pogo first. | Ich muss zuerst nachhause gehen und nach Pogo schauen. |
| I can use incense for the smell... | Ich kann Räucherstäbchen gegen den Geruch verwenden... |
| He can get some bread on his way back. | Er kann uns auf dem Rückweg etwas Brot holen. |
| That's better, we can get some thighs. | Das ist eine bessere Idee. Wir können uns ein paar Hähnchenschenkel kaufen. |
| Umm, we can raise it just a little bit, like 50%. | Ähm, wir können den Preis nur ein bisschen erhöhen. Sagen wir um 50%. |
| But I have to do it sometimes to visit my family. | Aber manchmal muss ich fliegen, um meine Familie zu besuchen. |
| I don't think electric stoves can make the pan burn! | Ich denke nicht, dass elektrische Herdplatten eine Pfanne zum Brennen bringen können! |
| Umm, can I do it after I smoke? | Ähm, kann ich das nach dem Rauchen machen? |
| Can he walk properly now? | Kann er mittlerweile richtig laufen? |
| Can you please stop being stupid, dear? | Kannst du bitte aufhören dumm zu sein, Schatz? |
| It's not easy, but not impossible, in the end, you can get it. | Es ist schwer, aber nicht unmöglich. Letztendlich bekommt man den Urlaub. |
| We can wander around till 7 or 8 and have some drinks, maybe. | Wir können bis um 7 oder 8 herumspazieren und vielleicht etwas trinken. |