[ 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:
Conjunctions › ViewWhich coordinating conjunction(s) could you use to combine the two sentences below:
The pup is young, _____ it knows a lot of commands.
A. and
B. so
C. but
D. for
Modal Verbs › View
If you want to earn some money… (it’s necessary)
A. You don’t have to work
B. You could work
C. You must work
D. You might work
Grammar › ViewWhat 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