[ Grammar ]
_______ on _______ well requires discipline.
A. Focusing, doing
B. Focused, doing
C. Doing, focused
D. Focusing, do

Random Topics:
Parallel Structure or Combining SentencesAdjectives or AdverbsPhrasal verbs and Prepositional PhrasesPresent and Past TensesGerunds and TensesPreposition and AdjectiveFirst & Second ConditionalTenses and ConclusionsModals of ObligationPresent Perfect and Simple Past TenseOther quiz:
Tenses › ViewWater ___ about 50 to 55 percent of total body weight
A. make up
B. makes up
C. making up
D. made up
a, an, the, Zero Article › View
Einstein is known for his theory of ___ relativity.
a. a
b. an
c. the
d. X [Nothing]
She knows all tenses, …….she?
A. is not
B. was not
C. does not
D. has not
Phrasal Verb › View
I can’t ______ tell you how grateful I am for all your help.
A. grow into
B. begin to
C. live in
D. try to
