5
votes
6answers
741 views

Why are present participle and infinitive equally acceptable for some verbs, but not others

This question about "started teaching/to teach" made me realise that even though the present participle and infinitive are both acceptable after "started", that's not the case with other superficially ...
4
votes
4answers
376 views

Do I have to use the auxiliary before all the verbs?

Which of the following is correct? I will dance and sing at the concert tonight. I will dance and will sing at the concert tonight. Does it happen with to, too? For example: I ...