differences between individuals in a species
A. unique
B. traits
C. variations
D. species

Random Topics:
If ClausesZero and First ConditionalsPhrasal Verb & Prepositional PhraseSentence Structure and ConjunctionsFuture Simple TensesMuch, many, a lot of, a few, a littleSpellingHow often - long - much - manyTransitionsPresent simple & ContinuousOther quiz:
Tenses › ViewSituation: You are planning a party for your friend’s birthday next month. You are discussing the plans with another friend. Which tense is appropriate for the sentence, ‘I ___ (order) the cake by next week.’?
A. will order
B. will be ordering
C. will have ordered
D. have ordered
Grammar › View
Most children enjoy……… advertisements on TV
A. to watch
B. watch
C. to watching
D. watching
Ordering Adjectives › ViewPut the words in the correct order:
is/boring/a/math/old/he/teacher
A. a boring old math teacher he is
B. a old math teacher he is boring
C. he is a boring old math teacher
D. he is a old boring math teacher
Modals of Obligation › View
Complete the sentence with the correct option.
You _______touch poisonous things.
A. have to
B. mustn’t
C. don’t have to
