[ Vocabulary ]
Mathematical geneticists showed that the gene frequency change by __________ is much smaller than the change by natural selection.
A. mutation
B. forest fire
C. invisible
D. vision
Random Topics:
Verb Moods and Vague PronounsModals and PrepositionLinking Words and ConjunctionConjunctive Adverbs and PunctuationPassive Voice Present SimpleVerb FormsComparison DegreeAdverb of FrequencyGerund or InfinitiveVerbs of movementOther quiz:
Grammar › ViewUsamos “That is” para señalar algo
A. Que es singular y está cerca
B. Que es singular y está lejos
C. Que es plural y está cerca
D. Que es plural y está lejos
Vocabulary › View
I was overcome by ______ at being unable to find my homework.
A. intrude
B. oblige
C. despair
D. resonate
Will vs Verb Infinitives › ViewChoose the correct answer:
We love to _________
A. pizza
B. dance
Phrasal Verb › View
look for sth in an appropriate book/list
A. look up
B. look through
C. look round
D. look over