Topics: Phrasal Verbs
Scientists have recently …………….. research on blood lead levels of athletes.
A. carried out
B. found out
C. narrowed down
D. resort to
Select your answer:

Random Topics:
Used to & would & Past SimpleSuperlative AdjectivesGrammar - may/might/couldSubordinate ConjunctionsPast Perfect and Past Perfect Continuous TenseAdverbial Clause of MannerPast Tense (Regular and Irregular)PrepositionGerundsArticles and DemonstrativesOther quiz:
Mixed General Quiz › ViewEl Salvador is located between Guatemala and ___.
a. Mexico
b. Panama
c. Honduras
Future Tense › View
Nita : what are you planning to do with all these sculpture?
Rachmat : I . . . . . them in cultural fair next month.
A. To be exhibiting
B. To exhibit
C. Will exhibit
D. Be exhibiting
