[ Grammar ]
You…………. always clean your teeth before you go to bed.
A. shouldn’t
B. should
C. have
D. mustn’t

Random Topics:
Grammar & TensesDegree of ComparisonInfinitives or GerundsSimple PresentNo Excuse Words / Conjunction SOGrammar Comma UsageBecause / soPrepositionInfinitives and GerundsSentences Function and StructureOther quiz:
Vocabulary › View——— Mega Foods imports only one kind of cheese now, the company will be importing a total of five varieties by next year.
A. Although
B. Until
C. Once
D. Unless
Tenses › View
Mike and Kim weren’t at home
A. Present Simple
B. Present Continuous
C. Past Simple
D. Past Continuous
Noun › ViewDr.
A. Person
B. Place
C. Thing
D. Idea
E. None
Vocabulary › View
This means to bounce off of something
A. Reflect
B. Vibration
C. Noise
