[ Grammar ]
They clean the tank at the aquarium, but they ……………… do it every day!
A. don’t have to
B. mustn’t
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Grammar - to beModal PossibilitiesPresent Perfect Simple vs ContinuousGrammar - First ConditionalConditional Type 1Conditionals Type IZero and First ConditionalsPast Simple vs Past ContinuousPresent Simple with Adverbs of FrequencyAdjectives and ArticlesOther quiz:
Apostrophes and Grammar › ViewWhich word completes the sentence correctly? Can you devise a different way of solving this problem?
A. device
B. devise
Sentence Types and Conjunctions › View
Which conjunction is used in: “Although he was tired, he finished the work”?
A. Although
B. But
C. Yet
Vocabulary and Grammar › ViewHe will finish his homework if he stars doing it now.
A. TRUE
B. FALSE
Grammar › View
Today’s celebration of Valentine’s Day ___ of a tradition that began in the Roman Empire.
a. grew out
b. grew up
c. grew
d. grown up