[ Grammar ]
Into Thin Air, a best-selling book, is fascinating, however, it is challenging stylistically.
A. No change
B. delete comma after book
C. change comma after fascinating to a semicolon
D. delete the comma after however

Random Topics:
Auxiliaries VerbPresent Simple and Continuous TensePassive and Active SentencesPresent Simple TenseDefinite ArticlesConjunctionAdjectivesAdverbs of Time and PlaceInfinitive GerundAdjective vs AdverbOther quiz:
Progressive Tense › ViewAt this time, my cats … in the yard.
A. are playing
B. is playing
C. are play
D. is play
Modals › View
_________ I have a cup of coffee please?
A. Must
B. Have to
C. May
D. Would
Linking Verb › ViewThis ripe green apple tastes sweet and juicy.
- action verb
- linking verb
Modals › View
You _____ heard of him. Everyone knows him.
A. will have
B. can have
C. must have
