[ Grammar and Vocabulary ]
Choose the best option to fill in the gap: Environmental changes in Antarctica __________ a drastic decline in the numbers of penguins.
A. have caused
B. have brought
C. have led to
D. have resulted from
Select your answer:
Random Topics:
Adjective Clause and Adverb ClauseTenses & PrepositionSentence Structure and ConjunctionsVocabulary Spelling GrammarTransitive or Intransitive VerbsFuture Tense VocabularyModal Verbs & Reflexive PronounsReporting VerbsVocabulary and IdiomsOther quiz:
Pronoun › ViewHis second wife was often mean to the children and was forever saying to the woodcutter. “There is not enough food in the house for all of ____. There are too many mouths to feed!”
A. Him
B. Her
C. Us
D. Me
E. You
Grammar › View
Heat (come/comes) from the sun.
A. come
B. comes