21．The other day,being able to get ______drink was____great comfort during the Military training for students .
A．the ;the B． a; a C a; / D． /;a
22. — Why so happy, Janet?
— I made ________into the key middle school through hard work in the end.
A. myself B. it C. one D. this
23. ----Can I help you with it?
-----Thank you for your_______,but I can manage it myself .
A.advice B.question C.offer D.idea
