[ Grammar ]
……………………………. how to sky is difficult but thrilling
A. learned
B. learns
C. learning
D. learn

Random Topics:
Modal Verbs and Contrastive ConjunctionsZero & First ContidionalCOUNT - NONCOUNT NOUNSDependent PrepositionsPast PassiveVerb-ing and InfinitiveV-ing/to-VAlthough, Though, In spite of, DespiteGrammar RulesSubject, Object, Possessive Pronoun and Possessive AdjectivesOther quiz:
Conjunctions › ViewIs today a sunny day ________ cloudy day?
A. or
B. and
C. because
D. so
Adjectives, Adverbs, and Prepositions › View
Use the adjective ‘colorful’ in a sentence to modify a noun.
A. The color sky was filled with stars.
B. The colorful painting brightened the room.
C. The book’s color was pink.
D. She wore a full-color hat on her head.