Last night I ______ an email when my friend Tom ________ me.
A. Last night I wrote an email when my friend Tom called me.
B. Last night I was writing an email when my friend Tom was calling me.
C. Last night I wrote an email when my friend Tom was calling me.
D. Last night I was writing an email when my friend Tom called me.

Random Topics:
PronounInfinitive FormsPrepositions of Location, Movement and TimeGerundsPassive and Active SentencesTo Infinitive/Bare Infinitive/GerundsPresent Simple and Continuous TensePast SimpleSynonymWas and WereOther quiz:
Grammar › ViewThey are _____ some fascinating research on the language of dolphins.
A. carrying on
B. carrying out
C. finding out
Vocabulary & Grammar › View
“What did Jack say to you?”
‘ He asked _____________ Asia on my trip.’
A. if I was going to visit
B. whether am I going to visit
C. am I going to visit
D. was I going to visit
Progressive Tense › ViewYou (learn) English now.
A. were learning
B. are learning
C. will be learning
Grammar › View
I had ________ for my uncle
A. work
B. working
C. worked
D. worke
