[ Grammar ]
He was playing the piano _____ she were watching TV.
A. when
B. while

Random Topics:
Auxiliary Verbs, if, unless and ModalAdverbModal AuxiliariesPresent, Past and Future TenseGrammar MistakesGrammar: was/wereVOCAB & GRAMMARConditionalGerundSubject/Verb Agreement with Collective NounsOther quiz:
Verb and Preposition › ViewWhich of the following sentences contains an intransitive verb?
A. She reads a book.
B. He eats an apple.
C. They run fast.
D. I write a letter.
Grammar › View
I can ________ English.
A. speaking
B. speak
C. to speak
Grammar › View_____ they know the answer?
A. Do
B. Does
C. Don’t
D. Doesn’t
Grammar › View
Which compound sentence is written correctly?
A. Bats can hear very well, so their eyes are weak.
B. Bats can hear very well, and their eyes are weak.
C. Bats can hear very well, but their eyes are weak.
D. Bats can hear very well, yet their eyes are weak.
