[ Vocabulary ]
average number of people living within a square mile or square kilometer
A. nonrenewable resources
B. doubling time
C. rural
D. population density

Random Topics:
Habitual and Continuous TensesAdverb ClauseComparatives or SuperlativesGrammar - help/have/let/makeUnscramble SentencePast simple vs Present perfectPresent simple & ContinuousPresent Simple, Present Continuous or Present PerfectConditional and Mix Conditional SentenceSubordinate ConjunctionsOther quiz:
Grammar › ViewSelect the correct conjunction.
I’m going to get a pink pen _______ it’s my favourite colour.
_
A. after
B. still
C. but
D. because
Tenses › View
Which tense is used to refer to events that have already happened?
A. Simple Past Tense
B. Simple Present Tense
C. Simple Future Tense
D. Simple Perfect Tense
Modal Verbs › ViewWhich modal verb expresses prohibition?
A. don’t have to
B. will not
C. must not
D. should not
Modals and Inversion › View
Choose the correct modal: You ___ finish your work before the deadline. (should/might)
A. could
B. would
C. must
D. should
