[ Expressing Obligation and Modals ]
“This class is very dirty. We… clean it before the teacher comes.” The best answer to complete the sentence is…
A. should
B. must
C. must not
D. should not

Random Topics:
Much, many, a lot of, a few, a littleModal VerbsArticles & PrepositionIndefinite ArticleModal Verbs and ConditionalsContrastive ConjunctionConditional ClauseTenses, Tag Questions, Phrasal VerbsModals - Conditionals - Future TensesGrammar, Conditional Sentences, VocabularyOther quiz:
Grammar › ViewWhich verb is correct? I think roaches ____ really disgusting.
A. is
B. are
Wish Sentence › View
You want to go to Sally’s party, but you can’t. What can you say?
A. I wish I went to your party.
B. I wish I could go to your party.
C. I wish I would go to your party.
Conditional Sentences › ViewIf I finish the assignment before Saturday, I………………..(submit) it to my lecturer
A. have submitted
B. can submit
C. submitted
D. had submitted
Vocabulary › View
Liz is hoping to ___ work at a wildlife sanctuary in Kenya this summer.
A. run the risk of
B. play a part in
C. have a chance to
D. catch sight of
