The most common auxiliary verbs are "be," "do," and "have". Other common auxiliaries are "can," "could," "may," "might,"
"must," "ought," "should," "will," and "would."
The basic structure is:
- affirmative: subject + auxiliary verb + main verb
- negative: subject + auxiliary verb + not + main verb
-
Other Auxiliaries
many falling into pairs, e.g. can/could,
may/might, shall/should, will/would, must, ought to and dare.
‘I can/could go on Saturday’ (strong/weak possibility), auxiliaries tend to differ
from typical English uses.
s ‘maybe’, ‘certainly’ ‘possibly’ and so on