[ Grammar ]
The sky is cloudy. It _______ raining tonight. I’m not sure.
A. must be
B. might be

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Passive Voice with Modal VerbsUse of Prepositions or ConjunctionsModals and Past ModalsWh-QuestionPresent Continuos TenseSimple and Continuous TensesIdiomsVerb Tense, Pronouns and AntecedentsWh QuestionsSecond Type ConditionalOther quiz:
Grammar › ViewErosion, which washes away valuable topsoil, can be prevent by planting trees and grass. Which one is incorrect word/phrase?
A. washes
B. can be
C. prevent
D. grass
Articles › View
I will see you in ___ afternoon. Please wait for me.
A. a
B. an
C. the
D. X
Question Tags › ViewYou don’t know her, ___?
a. have you
b. are you
c. do you
Subject Verb Agreement › View
A single bird (sings / sing) a beautiful melody.
A. sing
B. sings
