[ Grammar ]
Animals often _______ body language to talk to one another.
A. use
B. used
C. have used

Random Topics:
Modals and Comparative SuperlativeCompound SentencesRelative Clauses & Real ConditionalsProgressive Verb TensesGrammar - PunctuationPresent Perfect Simple & ContinuousDo / Have / Can - Basic QuestionsVocabullary TestTenses and FoodArticles - rulesOther quiz:
Tenses › View. ______your cat sleeping behind my door?
A. Is
B. Am
C. Are
D. Does
Gerund or Infinitive › View
I understand gerunds and infinitives! I don’t need ______ the teacher about the grammar anymore.
A. to ask
B. asking
Grammar › ViewThe thieves stole the necklace ______ it was very valuable.
A. so
B. if
C. because
Grammar › View
We ___ closer as a team since we started this new project.
A. have grown
B. grow
C. grew
D. have been growing
