[ Gerund and Infinitive ]
It is rude…… at people.
A. staring
B. to stare
C. to staring
D. stare

Random Topics:
Grammar- Later/LatterComparative and Superlative AdjectivePronoun-Verb AgreementHave to/Has toPronouns and AdverbsAdverbs of DegreePreposition after some VerbsSimple Past vs Past Continuous TenseSentence Structure and PunctuationDirect and Indirect SpeechOther quiz:
Tenses › ViewA few days before their departure, Mr Clark’s son 8 … in the street when a dog … him.
A. played, was biting
B. was playing, bit
C. had played, bit
Preposition › View
The most commonly used system of writing …….. the blind is called Braille, which is named …….. its French inventor, Louis Braille.
A. onto/by
B. about/from
C. by/around
D. for/after