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

Random Topics:
Simple Present TensesSecond ConditionalsV-ing/to-VUnreal ConditionalsConjunctions and ConnectivesGerund & InfinitivesSubordinating Conjunctions and Complex SentencesCohesive DevicesClauseAsking & Giving OpinionOther quiz:
Grammar › ViewFill in the blank: The plural form of ‘mouse’ is ________.
A. mouses
B. mice
C. mousez
D. mousies
Grammar › View
The study showed important changes in trends.
A. Verb
B. Noun
