She missed the bus,_____she had to walk home.
A.so B.but C.because
答案:A
考查连词,表示结果。
在评价一种药物时所采用的对比方案应是
A.目前临床上治疗该疾病价格最低的药物
B.目前临床上治疗该疾病最常用的药物
C.目前临床上治疗该疾病疗效最好的药物
D.目前临床上治疗该疾病疗效最差的药物
E.目前临床上治疗该疾病公认较好的药物
In those days, our ______ concern was to provide people who were stopped by the snow storm with food and health care.
A.normal
B.constant
C.permanent
D.primary