[ 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:
Grammar › ViewThe weather this autumn is ____________ than last autumn.
A. badder
B. worse
C. more bad
D. more worse
TOEFL › View
In prehistoric ___________ of western Utah was covered by Lake Bonneville.
A. times, a large part
B. times, there was a large part
C. part of the time
D. for large parts of time
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
