tpo8.task4.Behavior ModificationIndividuals often modify their behavior based on what they have learned about the possible consequences of their actions When an individual learns through experience that a certain behavior results in pleasant consequences,

You have two issues in your speaking:
1. hesitations
2. talk over time. it means you couldn't pick up the main features. Put a clock beside you during speaking.

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Try this pattern for Q3:
Introduction. something like 'and provide two reasons to support'. about 15 seconds
Reason 1, blabla... about 20 seconds
Reason 2, blabla... about 20 seconds

Try this pattern for Q4:
Introduction. something like 'The professor is talking about....'. about 15 seconds
Sub topic 1, blabla... about 20 seconds
Sub topic 2, blabla... about 20 seconds

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Listen to this user:
http://www.testbig.com/users/ioanap

she got 26 in speaking:
http://www.testbig.com/question/thank-you

She managed the time very well.