operate – English Grammar Profiler

B1, MODALITY, NEGATIVE / accept, add, affect, agree, allow, appeal, appear, apply, appreciate, assign, become, believe, bring, care, cause, consider, contain, copy, cover, display, enter, exceed, exist, experience, fit, function, happen, hold, include, lead, match, matter, may, mean, modify, not, notice, occur, offer, operate, participate, PELIC, perform, produce, provide, qualify, reach, realize, receive, recognize, reflect, remove, represent, require, respond, result, return, seem, sell, serve, share, sound, suit, support, survive, transfer, turn, VM, VVI, wish, XX

Point 94 in the category of MODALITY is defined: ‘may’ negative PELIC STUDENT EXAMPLE: However, you may not deny that you can not buy happiness even if you have too much money. Korean male, level 4 writing class. An iWeb search for: may_VM not _V*I 1 MAY NOT KNOW 28529 2 MAY NOT WORK 22681 3 MAY NOT WANT 17165 4 MAY NOT USE 14983 5 MAY NOT …

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B2, CLAUSES, complements, formal, PREPOSITIONS, PRONOUNS, relative, stranding / appear, attention, DDQ, despite, environment, II, in, IO, limit, none, of, operate, operates, PNQO, position, purpose, purposes, sense, society, to, track, what, whatever, wherever, whether, which, whom

Wh-relatives can be preceded by a preposition unlike ‘that’ or ‘zero’ relatives.  For example: This is the thing which I am interested in.  (stranded preposition) This is the thing in which I am interested. (fronted preposition) This is the thing that I am interested in. (stranding) This is the thing I am interested in. (‘zero’ relative pronoun and stranding) In the English Grammar Profile, Point 12 in the category of PREPOSITIONs is defined as: preposition + relative pronoun as complement, to avoid …

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ADJECTIVES, B1, infinitive / access, achieve, allow, apply, avoid, consider, continue, control, create, deliver, develop, gain, increase, install, manage, necessary, operate, perform, prevent, produce, protect, prove, provide, reach, reduce, remove, replace, succeed, support

In this grammar research post, we have collected all the B1 verbs that go after necessary.