[ Grammar ]
How ______ the marketing campaign affect sales last month?
A. did
B. do
C. does
D. doing

Random Topics:
Past Simple, Present Perfect TenseLinking WordsGerundsAlong & AgainstNoun QuantifiersSimple Present and Past TensesPerfect Tenses of VerbsAdverbial Clause of Cause and EffectStative Verbs and TensesSimple Present Tense with Adverb of FrequencyOther quiz:
Grammar › ViewA: ‘…French?’
B:’No, I… . I’m Italian.’
A. Are you/am not
B. Do you/ don’t
C. Am I/am not
Relative Clause › View
Isobel,______brother he was, had heard the joke before.
A. that
B. whom
C. whose
D. who
Grammar › ViewMiss Ng is a ___________ at the supermarket.
A. ceshier
B. casher
C. cashier
D. cashyer
Tenses › View
Tom and Jerry _________ a big sandcastle on the beach.
A. just made
B. have just made
C. make
D. are making
