[ 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:
Antonyms › ViewFALLACY
A. Personal philosophy
B. Imaginative idea
C. Unconfirmed theory
D. Tentative opinion
E. Valid argument
Vocabulary and Grammar › View
. Which sentence contains a subordinate (dependent) clause?
A. We left early, and we avoided traffic.
B. Since it was raining, we stayed inside.
C. He enjoys playing chess, but he rarely has time.
D. The sun was shining brightly.
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
