问题
选择题
If you suffer an injury during ______ exercise, or if _______ pain or discomfort makes you think an injury is developing, stop right away and call me.
A.the; a
B.不填; the
C.an; the
D.不填; 不填
答案
答案:D
If you suffer an injury during ______ exercise, or if _______ pain or discomfort makes you think an injury is developing, stop right away and call me.
A.the; a
B.不填; the
C.an; the
D.不填; 不填
答案:D