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理工系大学院生のための学術英語

Academic Reading

Academic Reading #4: Follow the Argument and Its Signposts

中級 / Intermediate12 分

Academic Reading • Science & Engineering

Follow the Argument and Its Signposts

Read the connections between ideas, not just the ideas.

LESSON 04 / 08 · INTERMEDIATE · READ + PRACTISE

Good academic writing guides the reader from familiar knowledge to a new question. Small words such as “however” and “therefore” show how the argument is moving.

An introduction narrows from a broad need to a gap and a contribution.FOLLOW THE NARROWING ARGUMENTBACKGROUND: What do we know?GAP: What remains difficult?RESPONSE: What is new?“However” marks contrast. “Therefore” marks an inference.

Swipe across the diagram to read every label.

Original teaching diagram. A visual guide to this lesson’s reading skill.

Look for the narrowing path

An introduction often begins with a broad need. It then explains what earlier work has achieved and what remains difficult. Finally, it presents the present study. This pattern is sometimes called a research gap: a missing answer, an unresolved problem, or a limitation in existing methods. A gap is not always a claim that nobody has studied the topic.

Name each paragraph’s job

After a paragraph, write a short label: “why this matters,” “previous solution,” “remaining difficulty,” or “our approach.” These labels make a useful outline. If you can describe the job but not every technical detail, you are still making progress. Return to difficult details when they become necessary to understand the evidence.

Read signposts in context

“However” usually signals contrast. “For example” introduces an illustration. “Therefore” presents an inference. “Although” admits one point before a different main point. But a signpost does not prove that the reasoning is correct. Ask what two ideas it connects. “This approach” also needs attention: identify the approach in the previous sentence.

Keep the English sequence visible

Japanese translation can help with a difficult passage, but record the English links too. Try a margin note such as “old method → limitation → new method.” This keeps the argument visible when English and Japanese sentence orders differ. The same skill helps you hear signposts in lectures and use them in presentations.

Try it yourself

Your reading task

Original practice sentences: “Existing sensors are accurate indoors. However, their performance in heavy rain is uncertain. We therefore tested the sensors outdoors.” Label the background, gap, and response.

Open the model answer or self-check

Background: indoor accuracy. Gap: uncertain performance in heavy rain. Response: outdoor testing. The final sentence describes an action, not yet a successful result. Look for results before judging whether the gap was resolved.

Keep learning

Read with help: annotated Science paper

Turn on the Glossary and Previous work tools. Read one paragraph, turn the help off, and explain its job in your own words.

Open the learning resource →

Pulling drinkable water out of dry air — UC Berkeley

A visual introduction linked by Science in the Classroom. Before watching, write the problem and proposed approach. Afterwards, check whether your two sentences need changing.

Watch on the original source / open transcript if available →

All eight reading lessons
  1. Read with a Purpose, Not a Dictionary
  2. Find the Shape of a Research Paper
  3. Read Titles and Abstracts as a Research Story
  4. Follow the Argument and Its Signposts (this lesson)
  5. Unpack Long Sentences and Technical Words
  6. Read Figures, Units, and Uncertainty
  7. Judge Claims, Methods, and Limits
  8. Turn Reading into Notes, Questions, and a Short Talk

Built for Japanese science and engineering students. Paper spotlights are teaching paraphrases, not quotations. Practice sentences and diagrams are original teaching material. Read the linked original before citing a scientific claim. Continue with Academic Listening or Academic Presentation.

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