[ Tenses ]
After upgrading to Pro Data Whiz, our clients began — problems with spreadsheets.
A. has
B. had
C. have
D. having

Random Topics:
Grammar - FragmentsWill or Going toCorrelative Conjunction & Complex SentencesTransitive and Intransitive VerbComparatives, Superlatives, and ModalsPreposition (at,in,on)Grammar - Capitalization and Possessive NounsModals for Necessity and SuggestionsComparative Adjectives and AdverbsGrammar AssessmentOther quiz:
Modal Verbs › ViewIt ______ be cold outside. That man in the street is wearing a coat.
A. might
B. must
C. can
D. will
Grammar › View
We … to Sochi last summer.
A. Go
B. Goed
C. Went
D. Run
Grammar › ViewFill in the blank: A noun or noun phrase that renames another noun is called an ________.
A. adjective
B. appositive
C. verb
D. adverb
Pronouns › View
Your son is climbing the tree in the garden. Look at ________.
A. his
B. her
C. him
D. us
