[ 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 › ViewWhat is the prepositional phrase in the following sentence?
The scientist methodically recorded the results of the experiment.
A. of the experiment
B. methodically recorded
C. the results of the experiment
D. scientist methodically recorded
Passive Voice › View
When ________________________________ ( paint- the Mona Lisa ) ?
A. When is the Mona Lisa painted?
B. When was the Mona Lisa painted?
C. When has the Mona Lisa been painted?
Are 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
