[ Grammar ]
They write explanations of their work which can seem unnecessary.
A. Adjective
B. Adverb

Random Topics:
Past Simple & Past ContinuousArticles and DeterminersGrammar and StructureActive and Passive voicePresent Perfect - Just, Already, YetPast Simple VerbsGerundNumbersModalConditionalsOther quiz:
Grammar › ViewI enjoyed myself in Spain very much and I’m looking forward…………….there again.
A. to go
B. to going
C. to be going
D. to have gone
Grammar for TOEFL › View
Five miles beyond the hills were a fire with its flames reaching up to the sky.
A. the hills
B. were
C. its
D. reaching
Verb Phrases › ViewWhat tense is the verb?
We will be taking another quiz on Friday.
A. past
B. present
C. future
Grammar › View
Susan and Mike … not listening to music in this moment.
A. do
B. does
C. are
D. is