Proper exercise plays a significant role in the rehabilitation of patients with various back ailments.() A operation B recovery C casting D relaxation
查看答案
Though Mary continued working, she kept looking at the clock_______, thinking of her sick baby in hospital.[A]all the time [B]at once [C]after a while [D]for a moment
[A]and[B]so[C]but[D]because
[A]For[B]By[C]With[D]Among
The more they tried to help him,__________he seemed to appreciate it. [A]less[B]lesser[C]theless[D]thelittle