Please check your spelling carefully. You've dropped_______ "u" here.
#32863
A
a
B
an
C
the
D
／
推荐题目
What_______useful book it is! Yeah,it tells you how to play ______violin.
#32144
A
an,the
B
a,a
C
a,the
D
an,a
---You should learn English by using it.---What ____useful advice! Thank you very much.
#32214
A
a
B
an
C
the
D
/
Black broke his leg. He has just had _____X-ray examination .______ doctor said he needed ______ operation.
#33305
A
a, The, an
B
a, A, an
C
an, A, an
D
an, The, an
— Have you seen______ pen? I left one here this morning.— Is it___________ black one? I think I saw it somewhere.
#34554
A
the; the
B
a; a
C
the; a
D
a; the