Keyword: at
Grammatical Overview
At is a primary location, time, and target preposition. It establishes temporal point frames (at 3 PM, at night), spatial point locators (at the airport, at the entrance), target/direction frames after verbs and adjectives (look at, good at, aim at), and anchors core discourse chunks (at least, at first, at once).
🗺️ Pattern Map (Colligation & Grammar)
Pattern 1: at + Specific Time / Point in Time (Temporal Frame)
- Structure:
at + [Clock Time / Fixed Time Point / Holiday Period] - Meaning: Pinpoints a precise moment or defined period in time.
- Examples:
- The meeting starts at 9:00 AM sharp.
- It gets very quiet here at night.
Pattern 2: Adjective / Verb + at + Target / Domain (Target Frame)
- Structure:
[Verb / Adjective] + at + [Person / Noun Phrase / V-ing] - Meaning: Directs an action, emotion, skill, or reaction toward a specific target or domain.
- Examples:
- She is exceptionally good at solving complex problems.
- Don't stare at people; it's impolite.
Pattern 3: at + Specific Location / Facility (Spatial Point Frame)
- Structure:
at + [the / a] + [Building / Event / Landmark] - Meaning: Treats a place as a specific point or location rather than an enclosed 3D space.
- Examples:
- I'll meet you at the entrance of the museum.
- We spent the afternoon at a conference downtown.
🧩 Key Lexical Chunks (Collocations & Idioms)
Spoken & Written Formulaic Units
- at least: Not less than (quantity) OR an encouraging positive aspect in a bad situation.
- at first: Initially / in the beginning (often contrasted with a later change).
- at once: Immediately / simultaneously.
- at all: In any way / to any extent (used with negatives/questions).
🎴 Interactive Web Practice (10 Questions)
Practice 1: The train is scheduled to arrive ______ 6:30 PM.
Answer:
at
Practice 2: She is very good _______ organizing team events.
Answer:
at
Practice 3: At ______ , we managed to cover the most critical agenda items.
Answer:
least
Practice 4: At ______ , I found the new software confusing, but now I like it.
Answer:
first
Practice 5: He turned and looked directly ______ me.
Answer:
at
Practice 6: We arranged to meet ______ the main entrance of the station.
Answer:
at
Practice 7: Please return to your seats at ______!
Answer:
once
Practice 8: They were amazed ______ how quickly the city had grown.
Answer:
at
Practice 9: I don't enjoy waking up early ______ the weekend.
Answer:
at (or on in North American usage)
Practice 10: You need at ______ three years of experience for this role.
Answer:
least
🔗 Related Patterns & Chunks
- 🗺️ Pattern: at-time — Precise temporal point structures (at 3 PM / at night)
- 🗺️ Pattern: at-target-skill — Directional and skill target structures (good at / look at)
- 🧩 Chunk: at-least — Minimum limit / pragmatic consolation chunk
- 🧩 Chunk: at-first — Initial contrastive narrative chunk
- 🧩 Chunk: at-all — Emphatic negative/interrogative formulaic unit