Itisstillunderdiscussion__________theoldbusstationshouldbereplacedwithamodernhotelornot.
A. whether
B. when
C. which
D. where
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Itisnotalwayseasyforthepublictosee_______useanewinventioncanbeoftohumanlife.
A. whose
B. what
C. which
D. that
Beforeaproblemcanbesolved,itmustbeobvious______theproblemitselfis.
A. what
B. that
C. which
D. why
Asmanyfivecoursesareprovided,andyouarefreetochoose______suitsyoubest.
A. whatever
B. whichever
C. whenever
D. wherever
Jerrydidnotregretgivingthecommentbutfelt______hecouldhaveexpresseditdifferently.
A. why
B. how
C. that
D. whether