活络扳手的主要优点是通用性广,在螺帽尺寸不规范时使用较为方便,另外扳力()方向。
A.可以任意
B.只能顺时针
C.只能沿活动块
D.只能逆时针
参考答案:D
The couple are trying to ________ a few hundred dollars every month for their son's education. [ ]
A. put away
B. put down
C. put aside
D. put back
干酪性肺炎属于()
A.原发性肺结核
B.慢性纤维空洞型肺结核
C.血行播散型肺结核
D.浸润型肺结核
E.以上都不是