Grammar Quiz

[ Vocabulary ]

series of processes in which rocks change and are formed from one another

A. rock cycle

B. igneous rock

C. sedimentary rock

D. metamorphic rock

Select your answer:

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Mixed General Quiz › View

The race was very close. He won ___ 1/300th of a second.
a. by
b. at
c. in

Grammar › View

She has (laid, lain) by the pool every day this week.

A. lain

B. laid

How to use : Read the question carefully, then select one of the answers button.