David usually takes _______ walk for an hour after dinner.
#34512
A
a
B
an
C
the
D
/
推荐题目
Before I talked with ______ scientist, I had never met_____ clever person like him.
#33922
A
the , a
B
a, a
C
the, the
D
a , the
In the United States, Father’s Day falls on _______ third Sunday in _________ June.
#32442
A
the; a
B
the; /
C
/; the
D
a; /
Martin was once ________ “problem student”, but now he’s one of ________ top students.
#33575
A
a, a
B
a, the
C
the, a
D
the ,an