David wants to be _______ engineer while Cathy wants to be _______ doctor.
#8919
A
an; the
B
the ; the
C
an; a
D
the;
推荐题目
Many lifestyle patterns do such _____ great harm to health that they actually speed up ____ weakening of the human body.
#8633
A
a; 不填
B
不填; the
C
a; the
D
不填；不填
Mr Smith likes traveling _______ ，but his wife enjoy _______ .
#8177
A
by train; taking a taxi
B
on train; by taxi
C
by train; by taxi
D
on train; taking a taxi
As______unemployment is very high nowadays, it’s very difficult for people to find______work.
#10193
A
the; 不填
B
the ; a
C
不填；不填
D
an; the
The medical reform in that country proved to be _____ failure, but as we know, success often comes after _____ failure.
#8454
A
a; the
B
a; /
C
a; a
D
/; /