[ Conjunctions ]
I don’t know ________ he will come or not.
A. lest
B. but
C. whether
D. yet
Select your answer:

Random Topics:
WH Questions and Simple Past TenseDemonstrative PronounSimple Present TensesModalsSimple Tenses in EnglishSecond ConditionalsTOEFLVerb + Infinitive or GerundIf/Unless - Conditional type 1VOCAB & GRAMMAROther quiz:
Grammar › ViewI _________ that novel at least twice.
A. have read
B. read
C. reads
D. have been reading
Grammar › View
We _________ a hole to plant flower right now.
A. dig
B. dug
C. are digging
D. water
