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TOEFL
/
Listening practice
/ Section BXTH
Listen to an Announcement
Listen to an announcement in a laboratory class.
Listen
20. What will the speaker penalise this year?
A
Quoting an answer to more figures than the measurement supports
B
Failing to recalibrate the balance before use
C
Submitting a write-up after the deadline
D
Recording a mass to only one decimal place