Read the two ideas before the options
A transition tells the reader how an idea connects to the surrounding text. Start by covering the choices and describing the connection in everyday words: this is an example, this is the result, this goes against the expectation, or this adds another point. That prediction gives you a reason to choose rather than a word that merely sounds polished.
Suppose a coating was expected to prevent heat loss, but the test found no difference between treated and untreated panels. A final sentence saying the prediction was unsupported follows from the evidence. Therefore fits that conclusion. Nevertheless would imply that the conclusion ran against the evidence, which is the opposite relationship.
Separate contrast from replacement
However and by contrast introduce a difference or an offsetting consideration. Instead marks an alternative that replaces another action or possibility. Those functions overlap in casual speech, but the context often makes one relationship more precise.
Compare two examples. The longer path was safer: the safety advantage contrasts with the drawback of length. The team abandoned a costly survey and interviewed a smaller group: the smaller survey replaced the original plan. Calling every difference contrast can hide that second relationship.
Distinguish examples from restatements
For example moves from a general statement to a specific instance. If a passage says some plants use wind to disperse seeds and then describes dandelions, the second idea illustrates the first. In other words expresses the same underlying idea another way.
When a passage defines portable as easy to move and then says the device does not need a fixed laboratory location, the second statement reformulates portability. It does not identify a particular device or a specific trip as an example. Ask whether the second sentence adds an instance or clarifies the same meaning.
Use the whole local context
Two sentences can mention the same subject while disagreeing about it. Repeated words alone do not justify similarly. Likewise, one event following another in the text does not prove a causal relationship. Consequently needs a result that the surrounding information actually supports.
In the practice tool, read the explanation even after a correct answer if you were unsure. Then summarize the relationship in two or three words. If you repeatedly confuse addition and consequence, compare those explanations directly. Repeating a set can reinforce the categories, but use unfamiliar official practice questions to check whether you can apply them beyond this bank.
These exercises focus on connections between ideas. They do not cover the entire SAT Reading and Writing section, which includes other reading and reasoning skills. Pair focused transition practice with broader official practice when planning your preparation.
Put the idea into practice.
Try eight original questions with explanations after each answer.
Practice this skill →References and further practice
References establish the test context. The examples and teaching explanations here are original. See our methodology for coverage and limitations.