She doesn’t appreciate …… ……, so make sure you get there on time.
A. keeping / to wait
B. to keep / to be waiting
C. to have kept / having waited
D. being kept / waiting
E. to be keeping / waited

Random Topics:
Grammar AssessmentPrepositions of Time, Place, and MovementAspect or tenses of Verbsso vs suchAdjectives and PrepositionsGrammar (want to/ need to/ have to)Pronouns and QuantifiersVerbs & AdverbsGrammar ClausesModals and TensesOther quiz:
Grammar › ViewI didn’t expect______________the match as much as I did.
A. enjoying
B. enjoy
C. to enjoy
Tenses › View
The team ____ research for years, and they usually ____ their findings at conferences.
A. conducts / has presented
B. was conducting / presented
C. conducted / are presenting
D. has been conducting / present
Grammar & Tenses › View“How old is the castle?” “It _______________ (believe) to be over 900 years old.”
A. is believed
B. was believed
C. is being believed
D. was being believed
Past Continuous › View
The teacher was angry because some students __________ football in the class when he came in.
A. playing
B. was playing
C. were playing
D. is playing
