[ 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:
If- Conditional › ViewThe person in charge told me that If I took the 8 a.m. flight to New York, I ___________ change planes.
A. don’t have to
B. won’t have to
C. didn’t have to
D. shouldn’t have to
Conjunctions › View
Identify the COORDINATING conjunction in the following sentence.
We went to the party, but we forgot to bring a gift.
A. because
B. bring
C. went
D. but
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
