[ Grammar ]
They …….. to find a solution to the complicated problem.
A. could
B. can
C. were able
D. was able

Random Topics:
Wh-QuestionPresent Perfect Simple & Present Perfect ContinuousModals and Past ModalsFuture Simple TenseHomophonesPronouns, Verb, ConjunctionVerbs and AdverbsFuture Tense (will/be going to/p.continuous)Phrasal Verbs with up and downMoods of GrammarOther quiz:
Grammar › ViewThis cake is delicious! Can I have ___ slice, please?
A. other
B. another
C. the others
D. others
Relative Clause › View
My sister was looking after a dog _______ leg had been broken in an accident
A. which
B. whom
C. that
D. whose
