[ Grammar ]
Which of the following is an example of a collective noun?
A. Flock
B. Joy
C. Car
D. Tree

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Positive and Negative ConnotationsBe going to / WillConditional Sentence Type 3Present SimpleUsed to & would & Past SimpleWill vs be going toPast Continuous Tense & Past ModalsPresent Perfect & Past Simple TensePronounVerb Tense, Pronouns and AntecedentsOther quiz:
Grammar › Viewthe reinforcement of sound produced by vibration
A. reason
B. repeater
C. resonance
D. residence
Active & Passive › View
The telephone ……………………………. by Alexander Graham Bell.
A. invented
B. was invented
