Skip to content
Prep
Freely
Home
TOEFL
IELTS
Guides
Log in
Sign up
P
Account
Profile
My progress
Settings
Log out
TOEFL
/
Listening practice
/ Section 9VBM
Listen to a Conversation
Listen to a conversation.
Listen
38. Why is a firm conclusion premature?
A
The plants have already all died.
B
The new schedule has not begun.
C
No water use was measured.
D
Some effects may appear after more time.