[ Vocabulary and Idioms ]
I am afraid that if this solution isn’t accepted, we’ll be back to _______ one.
A. circle
B. rectangle
C. triangle
D. square

Random Topics:
Sentence TransformationPreposition of PlaceCorrelative Conjunction & Complex SentencesRequest with Modal VerbsGerund and InfinitiveBecause / soArticles and PrepositionsContinuous and Perfect TensesConditional Sentence Type 0-3PersonificationOther quiz:
Phrasal Verb › ViewPeter loves kitchen work. He always helps his wife_______the dishes.
A. wash through
B. wash over
C. wash away
D. wash up
Modal Verbs › View
___ you ride a bike when you were my age,dad?
A. Could
B. should
C. can
D. may
Adjectives › ViewThe …… thing of all was that his son was rude to him.
A. bad
B. worse
C. worst
Present Simple and Present Continuous › View
I …………(play) the games on the school bus.
A. am playing
B. plays
C. play