He ______ study harder if he wants to pass the exam.
A. could
B. should
C. can
D. might

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Future Simple TensesPast Continuous Tense & Past ModalsPast Continuous vs Past SimplePlaces in TownInfinitive and GerundPossessive PronounsConditionals and Modal VerbsTenses - Irregular VerbsGrammar & VocabInterjection & Prepositional PhrasesOther quiz:
Grammar & Vocabulary › ViewLots of elderly people —————— longer than four or five hours at night.
A. doesn’t sleep
B. don’t sleep
C. isn’t
PRESENT SIMPLE vs PRESENT CONTINUOUS + QUANT › View
In/morning/drinks/She/coffee/usually/the.
A. Drinks coffee usually in the morning she
B. Usually she drinks coffee in the morning
C. She drinks usually in morning the coffee
D. She usually drinks coffee in the morning
Grammar › View —- searching for long-term economic growth, the government intends to study immediate solutions to avoid severe criticism from the public.
A. Instead of
B. According to
C. However
D. Future
Conjunction › View
_____________ in poor health, she continued to carry out her duties.
A. besides
B. although
C. whereas
D. because
