Page 127 - TOEFL_Basic-2

Test

Step 1
to the lecture and take not
‘ ’
• Vervets’ verbal communication is difficult to understand
• Many people do not hear __
• Some scientists thought vervets
• Scientists used computers to
• The shrieks were
• They first learned that shrieks were
• Scientists put
• They played the tapes and watched
• Scientists want to study
• Other monkeys live
• Vervets’ are small , smart, and
• Scientists have learned a lot from

Step 2
mot.

The professor describes how scientists learned that vervets used verbal
communication. Using points and examples from the lecture, describe how
the scientists learned this

Step 3

The lecture is about vervets’ verbal communication
A. Diffic 니 It to understand
1. Many people could not hear __ _
2. Scientists did not think vervets could
B. Used Computers
1. Computers
2. Final evaluation showed
C. Scientists studied the meanings by
1. Putting
2. Watching
D. Studying
1. Other monkeys are difficult to study because
2. Vervets are easy
Scientists have learned
138 Speaking