Questions related to the (purported) differences between “have to do something” and “must do something”.
Also related to the modals and obligation tag.
Questions tagged [have-to-versus-must]
12 questions
3
votes
2 answers
had to have been vs. has to have been vs. must have been
At 4:18 of this video titled "Trump's UN Speech Advocates For Both Peace And Nuclear War", Stephen Colbert said:
Now, the most awkward moment had to have been when he brought up Venezuela.
And then he showed a clip of Trump's "most awkward moment"…
JK2
- 6,553
1
vote
2 answers
"has to" vs "must" in passive
I've been recently writing a technical document and I wrote something like
It has to be possible to come back to the old version. (paraphrasing here, but I think sense is conveyed)
However MS Word suggested change to
It must be possible to come back…
Wylfryd
- 13
0
votes
1 answer
can't have worked vs mustn't have worked
I'm trying to understand why answer is supposed to be B here:
She's got a terrible mark in the exam so she ....very hard at all.
A. mustn't have worked
B. can't have worked
C. didn't work
My answer is A.
I can't find any rules how to explain it.
Oyeme
- 105
-1
votes
1 answer
must have, have to have, or should have: What should I use?
You must have the physical and mental strength to accomplish whatever you want in sport
You can see the sentence above, I want to say. I want to say some fact, and want to express some obligation, that it must-have for achieving something in…
Andrey Radkevich
- 143