[ Subject-Verb Agreement ]
The helping verb “could” expresses _____________.
A. Ability
B. Permission
C. Reason
D. Expectation

Random Topics:
Verb ConjugationFuture Continuous, Future Perfect and Future Perfect ContinuousLinking VerbsTenses and VoiceCoordinating and Subordinating ConjunctionsNoun Phrases and AdverbialsContinuous TensesSentence Fragments and Complete SentencesPhrase and ClauseModals and Adjectives (ed-ing)Other quiz:
Modal Verbs › ViewWe ___ go to the zoo this weekend.
A. can
B. must
C. should
D. will
Grammar › View
Every morning, I often sit in my garden and____ to my nightingale sing.
A. listening
B. listen
C. listened
D. listens
Adverbs › ViewWhich of the following is an adverb: ‘happy’, ‘quickly’, ‘blue’?
A. quickly
B. joyful
C. slowly
D. green
Idioms › View
They ran ___ against several problems when they tried to build the bridge in that area.
a. off
b. on
c. up
