[ Definite vs Zero Article Abstract Nouns ]
___ research is difficult but rewarding.
A. the
B. (-)

Random Topics:
Present ContinousFirst Conditional & Future TensesAdverb or AdjectiveDescribing WordsAdverbs and PhrasesVerb to beIELTS VocabularyThe First Conditional SentencePersonificationWill & Be going toOther quiz:
Vocabulary and Grammar › View. I am very interested in dinosaurs. I want to learn everything I can about him. The word him should be changed to:
A. it
B. her
C. them
D. No change
Article › View
___ sun rises in the east and sets in the west.
A. the
B. an
C. a
D. Ø (no article)
Prepositions › ViewI just bought a house … the coast.
A. in
B. on
C. at
Question Tag › View
Sam __ a good job on the talent show, did he?
A. isn’t doing
B. didn’t do
C. doesn’t do
D. hasn’t done
