[ Grammar ]
They are _____ some fascinating research on the language of dolphins.
A. carrying on
B. carrying out
C. finding out

Random Topics:
Adverbial ClauseConditionals III - Mixed 1st, 2nd & 3rd ConditionalsGerunds, Infinitives and ParticiplesDefinite & Indefinite Pronoun & ConditionalsQuantifiers with NounsPresent Continuous, Present Perfect and Used toAsking & Giving OpinionModals for RecommendationsCountable and UncountableSecond Type ConditionalOther quiz:
Grammar › ViewIn 2007 , We …. in Australia.
A. are
B. live
C. were living
D. lives
Grammar › View
Angela gets up at 7 o’clock and ____ breakfast every day
A. has
B. is having
C. have
Grammar › ViewChildren ____ happy when they receive candies.
A. is
B. am
C. are
Present Simple or Present Continuous › View
Sam is talking to the teacher. …………………… Sue and Amy …………………….. for him?
A. Does ……………….wait
B. Is ……………….. waiting
C. Are ……………. waiting