South Korea ___ one of the fastest-developing economies in the world during the past 35 years.
a. is
b. has
c. has had

Random Topics:
Adverb of Frequency and TensesActive and Passive Gerunds and InfinitivesHelpful Phrases Basic TensesPronoun-Verb AgreementComparatives and Past Perfect TensePast simple vs Present perfectVocabullary TestTOEIC GrammarSecond and Third ConditionalOther quiz:
Grammar › ViewA horse is kept in a stable while a cow is kept in a _____________ .
A. Cage
B. Shed
C. Hutch
Present Simple › View
___________ he ____________ an email?
A. does / writes
B. do / write
C. does / writing
D. does / write
Gerund & Participle › ViewThe headmaster congratulated the students _________ the first prize in the contest.
A. on having achieved
B. on being achieved
C. for having achieved
D. to have achieved
Present Tense vs Present Continuous › View
Examine the sentence, and choose the correct option.
Look at the man. He sees his manager at the meeting room without bringing the report.
A. The sentence is correct. No need to be fixed.
B. Look at the man. He see his manager at the meeting room without bringing the report.
C. Look at the man. He is seeing his manager at the meeting room without bringing the report.
D. Look at the man. He seeing his manager at the meeting room without bringing the report.
