The blanket of air that envelops the earth is called _________ ?
A. Upper crust
Past Simple Vs. Present Perfect Future Perfect Continuous TensePrecede vs. ProceedSimilesSimple Present TenseComparatives - Superlatives1st and 2nd ConditionalsWas and WereSynonym and Antonym
Other quiz: Idioms
He’s very talented when it comes to computers.
a. a worm
b. a whiz
c. a wood
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