[ Idioms ]
I wonder why his experiment never came ___ .
a. from
b. upon
c. off

Random Topics:
Pronouns and AdverbsConditionals and Modals of ProbabilityVocab CheckingObject PronounsPrepositions of Time & PlaceVerbs and PrepositionsSubject Verb Agreement Irregular VerbVerbs and AdverbsPerfect Verb TensesSuffixes and TensesOther quiz:
Grammar › ViewBy the time we ___ at Han Chiang, the lecturer had waited for 1 hour.
A. arrived
B. had arrived
C. arriving
D. had been arriving
Reporting Verbs › View
“I think you should go to the dentist” Julie said to Tom.
A. Julie advised to go to the dentist.
B. Julie advised going to the dentist.
Conjunctions › ViewMr. Robertson should stop smoking cigarettes immediately ___ he will get seriously ill
A. and
B. but
C. or
D. for
E. nor
Grammar › View
How much _____ this jacket cost?
A. does
B. are
C. is
D. be