Planting apple trees is _____ interesting work, don’t you think so ?
#32726
A
a
B
an
C
the
D
/
推荐题目
This is 3-D printer. And this is an artificial (人工的) ear. Can you believe that scientists printed this artificial ear by this 3-D printer?
#33175
A
a
B
an
C
the
D
/
--- Excuse me, is there ____ book by Mo Yan?---Yes, it’s on _____ bookshelf over there.
#33271
A
a; a
B
an; an
C
a; the
D
an; a
–I missed the first part of ________ film Avatar. –- What a pity ! You should be here half _______ hour earlier.
#34064
A
a, the
B
a, an
C
the, a
D
the, an