[ Modal Verbs ]
It’s a good idea to say “thank you” when someone helps you. → You __________ say “thank you” when someone helps you.
A. mustn’t
B. had to
C. should
D. have to

Random Topics:
Adjectives and ArticlesPunctuationsModal Verbs of PermissionPassive with ModalsModals and PhrasesMaritime Vocabulary and GrammarIrregular AdjectivesGrammar of Future PlansConjunction: Because and SoPresent Perfect Negative and InterrogativeOther quiz:
Grammar › View___ the dog bark at night?
A. Do
B. Does
C. Don’t
D. Doesn’t
Adjective › View
It’s …………………………………. to see a whale in the Baltic Sea.
a.usual
b.imusual
c.unusual
d.inusual
They will be making photocopies while he ……………….. the report.
A. finishes
B. will finish
C. is finishing
D. will be finishing
Grammar › View
Isaac likes … small animals.
A. the
B. — (= nothing)
C. every
D. all
