[ Grammar ]
I usually ______ my homework at home, but today I ______ them at the library.
A. have been doing – did
B. am doing – do
C. do – am doing

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Present Perfect TenseUncountable NounsComparative and Superlative AdjectivesPresent Simple and Present Continuous TenseToeic VerbAdverbs by TypeActive & PassiveCOUNT - NONCOUNT NOUNSPresent and Past TensesPast, Present, FutureOther quiz:
Prepositions › ViewTracy waited ___ the bus station for an hour.
a. under
b. at
c. across
d. along
Grammar and Vocabulary › View
This problem________ by this clever boy last night.
A. will be solved
B. is solved
C. was solved
D. solved
Articles › ViewFill in the blank: ‘Can you pass me ___ salt, please?’
A. that
B. any
C. some
D. the
Grammar: Syntax › View
Usually structured as two or more adverbs e.g. quite smoothly
A. modified noun phrase
B. noun phrase
C. adverbial phrase
D. adjective phrase
