[ Subject Verb Agreement ]
When students, no matter how much energy they have, _____ up all night, they are not alert in the morning.
A. stay
B. stays

Random Topics:
Articles and Pronounsso vs suchGrammar and SyntaxSentence TransformationConditionals 1,2,3Present Simple ProgressiveReported Speech and TensesAdverb of TimeHow much or How many?Adverb ClausesOther quiz:
Grammar › ViewIdentify the noun in the following sentence: “The star expands into a red giant.”
A. expands
B. red
C. giant
Simple vs Continuous Past Tense › View
She______when I was reading a novel
A. was reading
B. were reading
C. read
D. is read
Mixed General Quiz › ViewTell me directly. Don’t just ___ to some problem.
a. allude
b. elude
Grammar › View
Your camera is broken. I … you mine.
A. Give
B. Will give
C. Am going to give
D. To give