[ Grammar ]
…… lack of exercise is one of …….. major factors contributing to obesity.
A. the/a
B. a/the
C. the/ the
D. Ø / the

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Grammar & TensesVerb-ing and InfinitiveClauses and GerundsAsking & Giving AttentionModal and Phrasal VerbsGrammar Error Correction (Simple Present Tense)Modal and Modal PerfectPrepositions of Location, Movement and TimeModals and Comparative SuperlativeMixed Present TensesOther quiz:
Pronoun & Present Simple › ViewA: Where……………..Rose Black Pink live for……………..work?
B: She lives in South Korea.
A. does / her
B. do / his
C. does / its
D. do / my
Grammar › View
Choose the suitable word:
George can’t have noticed, can he/has he?
A. can he
B. has he