Your taskFill in the gap in each sentence with the correct word or phrase.potentiallyprimarilypurchaserrangeseekselectivesitetextualtraditionalcategoricalalternativelycircumstancecommentarycomponentconsensus0 / 15 answeredYour score0 / 150%Keep practising! Focus on the explanations below.1The discovery is significant, though further clinical trials are needed before any therapeutic applications can be confirmed.Correct answer: potentially▸ Why?"Potentially" = "potential" + -ly, the adverb meaning in a way that may develop into something; "potential" is an adjective and cannot modify another adjective like "significant."2The organisation is funded by government grants, with additional income from corporate sponsorships.Correct answer: primarily▸ Why?"Primarily" = "primary" + -ily, the adverb meaning mainly or chiefly; "primary" is an adjective and cannot modify the passive construction "is funded."3The company is obligated to provide full product specifications to any prospective .Correct answer: purchaser▸ Why?"Purchaser" = "purchase" + -r, the agent noun meaning a person who buys something; "purchasing" is a gerund/adjective and cannot be the subject or object noun in this formal contractual context.4The study examined a wide of environmental factors, from air quality to access to green space.Correct answer: range▸ Why?"Range" as a noun means a variety or set of different things; "ranges" would be plural — "a wide range of" is the standard academic collocation.5Researchers must ethical approval before conducting any experiments involving human participants.Correct answer: seek▸ Why?"Seek" means to try to obtain something; the modal "must" requires a base verb — "must seek" is the standard formal construction for institutional obligations.6Critics argued that the report was in its use of data, highlighting favourable findings while ignoring contradictory evidence.Correct answer: selective▸ Why?"Selective" = "select" + -ive, meaning choosing only what is convenient; "selected" is the past participle of the verb — a predicative adjective is needed after "was."7The archaeological was excavated over three consecutive summers by a university research team.Correct answer: site▸ Why?"Site" means a place where something is located or being developed; "sight" is often confused with it but means the ability to see or something worth seeing — the context requires a physical location.8A analysis of the novel reveals that the recurring motif of water symbolises moral uncertainty.Correct answer: textual▸ Why?"Textual" = "text" + -ual, meaning relating to a written text; "textually" is the adverb and cannot modify the noun "analysis."9Many communities are resisting the erosion of practices as globalisation accelerates cultural homogenisation.Correct answer: traditional▸ Why?"Traditional" = "tradition" + -al, meaning relating to long-established customs; "traditionally" is the adverb and cannot modify the noun "practices."10The minister gave a denial, refusing to engage with any suggestion of personal impropriety.Correct answer: categorical▸ Why?"Categorical" = "category" + -ical, meaning absolute and without qualification; "categorically" is the adverb — a predicative adjective modifying "denial" is needed here.11The data can be presented in tabular form; , a visual representation may be more accessible to general readers.Correct answer: alternatively▸ Why?"Alternatively" = "alternative" + -ly, a discourse connector meaning as another option; "alternatively" introduces an alternative and must follow a semicolon or full stop, unlike "however."12The court examined every relevant before arriving at its judgment on the sentencing guidelines.Correct answer: circumstance▸ Why?"Circumstance" in the singular means a specific fact relevant to a situation; "circumstances" (plural) is also acceptable and more common — both forms should be accepted.13The textbook provides a detailed on each case study, explaining the broader theoretical implications.Correct answer: commentary▸ Why?"Commentary" = "comment" + -ary, a noun meaning a sustained critical discussion; "comment" alone refers to a brief remark — "detailed commentary" is the idiomatic academic form.14The motivational of the training programme proved to be as important as the technical content.Correct answer: component▸ Why?"Component" means a constituent part of a larger system; "element" is a near synonym but "component" specifically implies a functional part within an engineered or designed system.15The committee reached a broad on the need for reform, though details of implementation remained contentious.Correct answer: consensus▸ Why?"Consensus" = general agreement among a group; "consent" means individual agreement or permission — a frequent confusion at B2 level. The phrase "reached a consensus" is the standard collocation.Check AnswersPlease answer at least one question first.Found an error in this exercise? Let us know.