[ Subject Verb Agreement ]
Rising levels of carbon dioxide in the atmosphere ______ the growth of trees but ______ trees to die younger.
A. increases, causes
B. increases, cause
C. increase, cause
D. increase, causes

Random Topics:
Modals of Necessity and SuggestionGrammar: Imperative and Exclamatory SentencesConditional Sentence Type 2Tenses and Word FormationVocabulary and Verb TensesPronouns and Antecedents-Ing and Infinitive Verb PatternsSimiles, Metaphors, Personification and HyperbolePast Perfect vs Past SimplePassive SentencesOther quiz:
Present Tenses › ViewI ………. (look for) my children. Where are they hiding?
A. am looking for
B. look for my children
C. do look for my children
Relative Pronouns and Adverbs › View
The family whose house is new is happy.
A. happy
B. new
C. whose
D. family
Subject Verb Agreement › ViewEverybody _____ it will be sunny on Saturday.
A. hope
B. hopes
C. Is hope
Grammar: Have to › View
You ____________ wear a mask in your house. It’s not necessary.
A. have to
B. has to
C. don’t have to
D. doesn’t have to