题干
Studies show that _____ good health depends on _____ balanced diet and plenty of rest and exercise.
A：不填; a
B：the; a
C：the; 不填
D：不填; 不填
答案(点此获取答案解析）
A
Studies show that _____ good health depends on _____ balanced diet and plenty of rest and exercise.
A：不填; a
B：the; a
C：the; 不填
D：不填; 不填
