[ Gerund and Infinitive ]
Sorry, but I can’t help _______.
A. laugh
B. to laugh
C. laughing

Random Topics:
Infinitive FormsUse of Prepositions or ConjunctionsVerb + Infinitive or GerundNoun, Pronoun, Adjective, VerbModals and Modal PerfectsComparative - SuperlativeGrammar: Have toPast Simple & Past ContinuousPresent and Past Simple PassivePast Tense vs Present TenseOther quiz:
Grammar › ViewI ___this book. I loved it. Do you want it?
A. have read
B. read
C. have been reading
Homophones › View
Have you been ____ Retha’s house before?
A. To
B. Too
C. Two
What is the simple subject in the following sentence? My favorite food is pizza with extra cheese.
A. favorite
B. food
C. pizza
D. cheese
Future Continuous, Future Perfect and Future Perfect Continuous › View
Which tense do we use to talk about a completed action in the future
A. Future perfect continuous
B. Future continuous
C. Future perfect