[ 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:
Grammar › ViewA: Did you remember to buy the tickets?
B: Oh no, I forgot! I ____________ them online now.
A. am going to buy
B. am buying
C. will buy
D. buy
Modal Verbs › View
Fill in the blank: She ___ be at home; the lights are on. (must/can)
A. could
B. might
C. should
D. must
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
