[ Vocabulary ]
What is the antonym of “opaque”?
A. Transparent
B. Dull
C. Confusing
D. Shiny

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Expressing Obligation and ModalsGrammar MistakesAdjective & AdverbTenses and StructuresOffering HelpModals - Reported Speech - ConditionalsModal and Phrasal VerbsTransitionsPast Tense vs Present Perfect TenseAsking & Giving OpinionOther quiz:
Grammar › ViewYou ___ need to shout.
A. do
B. does
C. don’t
D. doesn’t
Tenses › View
Where is he? I …………… for him since three o’clock!
A. am waiting
B. was waiting
C. have been waiting
D. had been waiting
Grammar › ViewThe computer is ______ than the phone.
A. more expensive
B. as expensive
C. the most expensive
D. expensive
Grammar › View
_______ your hand before you ask the teacher a question.
A. Raise
B. Raising
C. To raise
D. Raised
