下面第( )组字母都是大写字母。[ ]
A.J K H E f R
B.Q d N E w A
C.R T Q E Y H
D.B t A R S N
答案:C
Keeping a dairy is ____ good habit, by which you will make ____ great progress in writing. [ ]
A. a, /
B. a, a
C. the, a
D. the, /