1. cannot help (feeling), unbearably, awfully, irresistibly
2. must not ..., should not ...
3. must ..., have to ..., ought to ...
4. cannot, unable to
5. not
1. too, also, in addition, as well, (not) either (in a negative sentence)
2. both A and B, A as well as B, neither A nor B (in a negative sentence)
3. even, as much as, as many as, as far as, as long as, no less than, no fewer than
4. even if, even t...