[ Present & Past Tenses ]
The engine….smoothly when it suddenly stopped.
A. is running
B. runs
C. has run
D. running
E. was running

Random Topics:
Adverbial Clause / If / ComparativesPhrasal Verbs with up and downTense1st & 2nd Conditionals-Ing and Infinitive Verb PatternsGrammar Comma UsageExpressing Obligation and ModalsAuxiliary Verbs (be, do, have)Past and Present TensesPassive VoiceOther quiz:
Grammar › ViewAfter the festival, Mr. Allred ate two more hot dogs.
What is the subject of the sentence?
A. After the festival
B. Mr. Allred
C. ate two more hot dogs
D. hot dogs
Simple Present › View
Doris __________ her homework.
A. not do do
B. not does do
C. don’t do
D. doesn’t do
Adverb & Compound Sentences › View__________ your parents retire, they will want to travel more, __________ they need to plan their retirement carefully.
A. If, and
B. Until, for
C. After, so
D. After, or
Grammar › View
After oil was discovered, Texas became the ______________it had ever been.
A. more prosperous
B. prosperous
C. most prosperous
