[ Past Tenses ]
Jeff was working for a medical company — he finished his PhD.
A. when
B. while
C. as

Random Topics:
Second ConditionalsRegular Plural NounsPassive SentenceDemonstrative PronounsTenses and ConclusionsMust Vs Have toPresent Simple vs Present ContinuousPresent Perfect ContinuousPhrasal verbs and Prepositional PhrasesConditionals 1,2,3Other quiz:
Grammar › ViewChoose the correct sentence
A. Do your mum makes pizza on Friday?
B. Does your mum makes pizza on Friday?
C. Does your mum make pizza on Friday?
Modal Verbs of Obligation › View
You ____ forget your umbrella. It’s going to rain.
A. mustn’t
B. have to
C. don’t have to
Grammar and Vocabulary › ViewAre you ________ in a hotel?
A. arriving
B. leaving
C. staying
Vocabulary and Grammar › View
We must always obey traffic rules _______ our safety.
A. in
B. on
C. of
D. for
