According to a new study by a British university, learning __________ second language can lead to __________ increase in your brain power.
#8855
A
a; the
B
a; an
C
不填; the
D
the; an
推荐题目
Nanjing is ______ beautiful city, where you can see ______ famous Changjiang River.
#8752
A
a; the
B
a; 不填
C
the; a
D
不填； the
—John has put forward _______ most challenging question for us to answer. —Yes, it really is. I have never heard _______ harder one.
#10301
A
the; 不填
B
不填; the
C
the; the
D
a; a
She was reading a book in her chair _____ first time I saw _____ old lady.
#8719
A
a; an
B
the; the
C
/; the
D
/; an
While other scientists are keeping____eye on changes in the H5N1 bird flu strain, the scientists in England are working on vaccines, in case it becomes highly infectious in ____humans.
#9824
A
a , /
B
an, /
C
the, an
D
an, the
The manager has _____ difficulty in finding a man to take _______place of the secretary
#8312
A
a; the
B
the; 不填
C
不填；不填
D
不填；the