[ Grammar ]
Cartman: We—- the procedures incorrectly. It failed.
Kenny: We——— the procedures incorrectly. I read every step carefully before the experiment and checked each one afterwards.
___
A. could have followed / should have performed
B. can’t have followed / can’t have performed
C. must have followed / can’t have performed
D. may have followed / didn’t need to perform
E. might follow / shouldn’t perform
Select your answer:
Random Topics:
Interrogative Pronoun Adjective Conditional Sentence Type 2 Common & Proper Nounsmust/shouldWas & Were QuestionsPast Simple - Present PerfectIndefinite ArticleFOR & SINCE
Other quiz:
Grammar › ViewArwa and Reem plan to enter their robot in an engineering competition.
A. complex sentence
B. compound sentence
C. simple sentence
Grammar › View
Do you want _________ have some drink?
A. for
B. to
C. so that
How to use : Read the question carefully, then select one of the answers button.