There are quite a few old books on the shelf, but _____ of them is useful to teenagers.
#57973
A
both
B
all
C
neither
D
none
推荐题目
_____of my parents used to travel all over the country on their own.
#57757
A
Both
B
All
C
Either
D
Each
David is the tallest student in our class. ______is taller than him.
#56984
A
Anybody
B
Everybody
C
Somebody
D
Nobody
The sunspot came into its active stage, ____ that happens once every eleven years.
#14906
A
one
B
it
C
the one
D
what