Butterflies body temperature affects their ability to fly; their temperature must be under 86 degrees Fahrenheit.
A. NO CHANGE
B. Butterflies’ body temperature
C. Butterfly’s body temperature’s
D. Butterfly body temperature’s

Random Topics:
Simple Past - Irregular VerbsThings in EnglishVerb to haveModals and Comparative SuperlativeSimple Present & Present ProgressiveTo Infinitive or Bare InfinitiveConnectivesVerb + Infinitive or GerundFew, a few, little, a littlePreposition and ConjunctionOther quiz:
Grammar › ViewThere are ______ buildings in this city that are bad for the environment.
A. There are too many buildings in this city that are bad for the environment.
B. There are too much buildings in this city that are bad for the environment.
C. There are less buildings in this city that are bad for the environment.
D. There are fewer buildings in this city that are bad for the environment.
Modal Verb › View
The doctor said that he ______ eat more. He’s too weak.
A. should
B. should not
C. can
D. cannot
Grammar › ViewTick the model verb.
‘ you most listen to the teacher.’
_
A. you
B. listen
C. most
D. teacher
Modals › View
The boy……climb the tree.
A. must
B. must not
