[ Tenses & Passive ]
They ______ rubber trees in tropical countries .
A. grow
B. grew
C. are growing
D. have grown
Select your answer:

Random Topics:
Relative Clauses & Real ConditionalsPresent Perfect Simple & ContinuousSynonymsModal Verbs of PossibilityModal and Modal PerfectPast Perfect or Past Perfect ContinuousTenses & PassiveModal and Phrasal VerbsGrammar ClausesArticles and DeterminersOther quiz:
Sentence Structure and Grammar Rules › ViewComplete the sentence: I want to go to the beach, and ___ does she.
A. nor
B. so
C. neither
D. but
Vocabulary › View
came into being; appeared
A. arose
B. vertical
C. lurched
D. elusive
