Identifying the age of layers of rock also fixes the age of fossils that are within those layers. What does fixes mean?
A. Causes
B. Hides
C. Establishes
D. Casts doubt on

Random Topics:
Simple Past TenseVerb, Object, PrepositionFuture Tense VerbGerunds as objects of prepositionNouns, Articles, DeterminersPRESENT SIMPLE vs PRESENT CONTINUOUS + QUANTPrepotitionsGrammar - ConnectorsGRAMMAR - Could / Could notGerund & InfinitivesOther quiz:
Functional Sentence Types › ViewWhat is the function of the sentence: ‘Don’t forget to call your mom.’?
A. To remind the listener to feed the cat.
B. To remind the listener to call their mom.
C. To remind the listener to water the plants.
D. To remind the listener to buy groceries.
Reported Speech › View
She________ him whether he liked the steak she cooked.
A. asks
B. wondered
C. wanted to know
D. Asked
Grammar › ViewThat must mean that you have to do the job.
A. It must mean you have to do the job.
B. That probably means you have to do the job.
C. That definitely means you have to do the job.
D. That obviously means you have to do the job.
Tenses › View
Where _________? I _________ for her all afternoon.
A. has Kim been / have looked
B. is Kim / am looking
C. is Kim / have been looking
D. was Kim / looked