[ Modal Verbs ]
You ______________ wear a mask when you go out. It is very important.
A. must
B. should

Random Topics:
PrepositionGrammar and Passive VoiceNouns, Pronouns, Antecedents, and Singular and PluralUsed to & would & Past SimpleConditionals 1,2,3JobsVerb and PrepositionParticiple - ing/ edVocabulary : Coming & GoingHas Got & Have GotOther quiz:
Vocabulary › ViewAn agreement made by opposing sides in a war to stop fighting for a certain time; a truce.
A. armistice
B. abstain
C. blockade
D. border ruffians
Time Phrases › View
… the flight to the USA, I watched four films
A. During
B. While
Grammar › Viewawful=?
A. terrific
B. marvelous
C. terrible
D. awesome
Past Tenses › View
I haven’t … been to Peru.
A. never
B. yet
C. already
D. ever
