[ Abstract Noun x Concrete Noun ]
Smog, a serious problem in many big cities, effects everybody differently.
- abstract noun
- concrete noun

Random Topics:
Gerund or to InfinitiveAdverbs, Prefixes, and SuffixesDemonstrative SpeechPossessive Adjectives and Possessive PronounsEnglish ArticleFirst and Second ConditionalConditionalsPrepositions and Prepositional PhrasesParticiple - ing/ edModal Verbs for SpeculationOther quiz:
Tenses › ViewAt this time yesterday, the boys ____ in the park.
A. was playing
B. played
C. had played
D. were playing
Question Words › View
A: _____ is that girl?
B: She is my sister.
A. Where
B. When
C. Who
D. What
Vocabulary & Grammar › View……………………………………………makes the workplace safer for tradespeople.
A. A pipefitter
B. A welder
C. An electrician
D. A safety officer
Tenses › View
I …… skating, but I ……. …………. cycling.
A. like/don’t like
B. am liking/don’t like
C. like/didn’t like
D. liked/haven’t liked
