Sentence Structure — 700-800

Sentence Structure: The 700-800 Patterns

Part 1 of 3 — What the Hardest Items Actually Test

Hard-tier sentence structure items make every option grammatical in isolation — the error only exists in how the pieces connect. Four archetypes cover nearly all of them.

Archetype 1: The Dangling Opener

A sentence begins with a long participial phrase (Having spent eleven seasons mapping..., Assembled from fragments..., Trained as a cartographer...) and the blank is the entire main clause. The rule: the first noun after the comma must be the thing the phrase describes. The traps are always the same four costumes:

• an abstract noun (the conclusion, installation, preservation) that couldn't perform the action
• the placeholder it (it became clear that...), which the phrase cannot modify
• a possessive (Bergstrom's maps) — the possessor doesn't count as the modified noun
• a related-but-wrong noun (the scarp's offset instead of the person mapping it)

Archetype 2: Agreement Across the Gap

The subject and verb are separated by 15-25 words of prepositional phrases and relative clauses, and the nearest noun to the verb has the wrong number. Anchor points: collection / variety / number of / each / neither are singular no matter what plural nouns follow; in inverted sentences (Among the tools recovered... were two blades), the subject comes AFTER the verb; neither...nor agrees with the nearer subject; along with / together with adds nothing to a singular subject.

Archetype 3: Tense Logic, Not Tense Labels

By the time [past event] → the earlier action takes past perfect (had fallen). Since [past date] or ever since → present perfect (has fallen). A closed past window (in the two years following the bond issue) → simple past. The wrong options are real tenses attached to the wrong timeline.

Archetype 4: Parallelism Under Correlatives

Series items and correlative pairs (not only...but also, not...but, less...than) must repeat the same grammatical form — infinitive with infinitive, for-phrase with for-phrase, because-clause with because-clause. The trap swaps in a near-synonym of the right structure (since for because, a gerund for an infinitive).

Sentence Structure: Traps & Speed

Part 2 of 3 — How the Wrong Answers Are Built

Trap 1: The Nearest-Noun Verb

Wrong agreement options are never random — they agree perfectly with the noun immediately before the blank, which is always inside a prepositional phrase or relative clause. Elimination technique: physically strike out everything from the first preposition or relative pronoun to the blank, then read subject + verb naked. The catalog of charters, grants, and books gives... Ten words become three, and the error is undisguised.

Trap 2: The Inversion Flip

When a sentence opens with a place or direction (Among the tools..., Beneath the floor..., In the loft above the stable...), the subject follows the verb. The trap verb agrees with the last noun of the opening phrase (floor, layer, stable) — a noun that is only the object of a preposition. Technique: un-invert the sentence ("The foundations lie beneath the floor") and agreement resolves instantly. Watch tense too: excavation narratives set in the past kill present-tense options for free.

Trap 3: The Correlative Half-Match

With not only X but also Y, not X but Y, and less for X than for Y, the wrong options give you the right idea in the wrong form: because swapped for since, for the rigor... but also the fact (dropped preposition), an infinitive series ending in a gerund. Technique: copy the exact first word(s) after the first correlative and demand the identical part of speech after the second. It is a matching exercise, not a comprehension exercise.

Trap 4: The Additive Decoy

Together with, along with, as well as, accompanied by — none of these makes a subject plural, but each parks extra people next to the verb so a plural option sounds natural. Only and builds a compound subject. Meanwhile each of / neither of / the number of stay singular regardless of the plural noun that follows. If the sentence also fixes a past time frame ('before the shipment was released'), present-perfect and progressive options die on tense even where their number is right — a double check that eliminates in one pass.

Sentence Structure: Timed Drill

Part 3 of 3 — Full Difficulty, Test Pace

Four questions at genuine 700-800 difficulty. Target 45-60 seconds each.

Fast protocol:

1. Blank is a whole clause? → dangling-opener item. Find what the opening phrase describes; that noun must lead the answer. Kill possessives, placeholders, and abstract nouns first.
2. Blank is a verb? → strike the interveners, find the true subject (un-invert if needed), then check the timeline words (by the time, since, ever since, before) for tense.
3. Blank sits after a correlative or in a series? → match form to the first element, character for character.

Start the clock.