[ Vocabulary and Grammar ]
Scientists _______researches about new medicines
A. do
B. come up
C. make
Select your answer:
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Grammar : can, could and be able toVerb BEPast Simple and Past Continuous TensesConditionals and WishesPresent Tenses and Vocabulary-ed and -ing AdjectivesConditional Sentences and Verb FormPast Simple or Past ContinuousConditional Sentences Type 1
Other quiz:
Grammar › ViewChoose the word which shows that something is possible but not certain. (50/50 chance)
A. might
B. must
C. should
D. can’t
Grammar › View
Everest ___ ________ hill in the world
A. is the higher
B. is the highest
C. it the higher
D. are the highest
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