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insights into learner engagement and strategy use. Statistical analyses such as
ANOVA, t-tests, and regression models are applied to examine differences
between groups and identify significant gains in vocabulary knowledge.
Qualitative data, when collected, are coded thematically to explore learners’
perceptions and experiences related to the tasks.
4. Task-Based Vocabulary Learning. The effectiveness of task-based learning
strategies in vocabulary acquisition has been well-documented in applied
linguistics research. Task-based learning emphasizes meaningful
engagement with language through purposeful activities, encouraging
learners to actively process vocabulary within relevant contexts rather than
passively receive definitions. This approach has been shown to deepen
learners’ understanding of target words and their lexical networks, thereby
enhancing retention and productive use. One common and effective
application involves incorporating exercises immediately following a reading
task..
Example of Task-Based vocabulary exercises following a reading task.
Suppose students read an authentic short article about climate change that
includes target vocabulary such as mitigation, emission, sustainable, resilient, and
biodiversity. The teacher might design a series of exercises like the following:
1. Matching Exercise (Lexical Features Focus): Match each target word with its
definition, a synonym, or an example sentence.
- Mitigation
a) The act of making something less severe;
b) An increase in something harmful;
c) The use of fossil fuels.
2. Collocation Identification: Identify words from the reading that naturally
collocate with the target vocabulary. For example, phrase pairs like “carbon
emissions,” “sustainable development,” or “resilient communities.”
Students underline or highlight these collocations in the text, then use them
to create their own sentences.
3. Sentence Completion with Context Clues: Fill in blanks within meaningful
sentences using the target words.
- “The government has implemented new policies aimed at _____ greenhouse
gas emissions.”
- “Protecting _____ is vital for maintaining ecological balance.”
In addition to text-centered tasks, “pictorial representations” or “dual
annotations” enhance vocabulary learning by providing visual context that supports
comprehension and memory. For instance, accompanying the word “emission” with
an image of factory smoke rising into the sky helps learners form a clear mental
association. Dual annotations might include the word, its definition, a picture, and an
example sentence all on one card or digital flashcard.
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RESULTS AND PREDICTIVE RESULTS
Studies examining the effectiveness of task-based learning strategies following
reading tasks consistently demonstrate significant improvements in vocabulary
acquisition among ESL learners. Quantitative data from pre- and post-tests reveal

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asoslari va konseptual yondashuvlari
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