[ Grammar ]
Most tomatoes…………………. from green to red when they are ripe.
A. change
B. changes
C. changed
D. changing

Random Topics:
Vocabulary and TensesComparison DegreePast Perfect SimpleGrammar - NounsPhrases and ClausesModals and VocabularyTime ConjunctionsPassive Voice - Past SimpleNoun Verb AgreementConjunctions and PronounsOther quiz:
Relative Pronouns › ViewThe police needed details _____________ could help find the thief.
A. who
B. that
C. which
Grammar › View
Identify the case of the pronoun used in the sentence.
The guard told us that the store is closing in 30 minutes.
A. nominative
B. objective
C. possessive
D. base
Conditional Sentences › ViewIf my client _______ me her fax number, I _______ to post a letter to her
A. gave/ will not have
B. will give / do not have
C. had given / wouldn’t have had
D. had given / will not have had
Present Tenses › View
Look! Minh ____ on stage. She looks so beautiful.
A. sings
B. are singing
C. is singing
D. sang
