[ Gerunds & Infinitives + Vocabulary ]
The police use dogs to follow the …………………. of a missing person.
A. scent
B. shape
C. pattern

Random Topics:
Modals - Reported Speech - ConditionalsContrastive ConjunctionClauseGrammar - NounsTo infinitive - GerundGerunds and InfinitivesHow much or How many?Noun Verb AgreementAdjectives and comparisonsGrammar (Adjectives)Other quiz:
Tenses › ViewWill she ____ a cake for the party?
A. bake
B. baked
C. baking
D. bakes
Grammar - direct/indirect objects › View
Which word in the sentence is an indirect object?
The boy left the old man a message.
A. boy
B. left
C. man
D. message
Modal Verbs › ViewYou ___ call your parents more often.
A. shall
B. might
C. could
D. should
Adjective, Adverb, and Noun Forms › View
Which of the following is the verb form of “deep”?
A. Deeply
B. Deep
C. Depth
D. Deepen