[ Tenses ]
Tina ………… while Bob was watering the plants.
A. cooked
B. was cooking
C. has been cooking

Random Topics:
Modal, Causative Verb & Elliptical StructureVocabulary and PrepositionsTransitional Phrases and ConjunctionsAdjectives & QuantifiersProgressive TensesSimple Present Negative and QuestionBecause / soGrammar and StructureLinking Verbs & Helping VerbsNoun Phrases and AdverbialsOther quiz:
Grammar › ViewUsing the excerpt from the dictionary, determine the meaning of monitor as used in this sentence: The nurse was told to carefully monitor the patient and notify of any changes to his condition.
A. Noun
B. Verb
Grammar › View
Genes _______ your hair and eye colour.
A. determine
B. are determining
Idioms › View“Of service” means to be ___.
a. efficient
b. useful
c. desirable
Grammar › View
Ching Yi __________ magic tricks for a living.
A. do
B. does
