[ Grammar ]
Chimpanzees,——————— are intelligent animals, are sometimes playful and noisy.
A. what
B. who
C. which
D. that

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Present Perfect Tense and Simple Past TenseConditionals Type IConditional 0Present and Past Simple TenseQuantifiers with NounsWh QuestionsSimple Present Tense with Adverb of FrequencyGrammar - Present PerfectAuxiliary Verbs, if, unless and ModalSentence Structure and Verb TensesOther quiz:
Grammar › ViewThe hotter it gets, ____________.
A. more air conditioners will be turned on
B. more and more people will turn on their air conditioners
C. and the more air conditioners will be turned on
D. the more often people will turn on their air conditioners
Mixed General Quiz › View
The flowers’ ___ perfume drifted from the bouquet to the far corners of the house.
a. flagrant
b. fragrant
Before entering someone’s house, we must ….. on the door.
A. Cry
B. Scream
C. Hit
D. Knock
Plural › View
What’s the plural of elk?
A. Elkes
B. Elks
C. Elk
