在航空器结构修理中,所用螺栓直径应大于()。
A、1/4in
B、1/5in
C、1/6in
D、3/16in
参考答案:A
People who are ______ drugs can’t go without them for a few hours , can they ?
A.addicted to
B.engaged in
C.satisfied with
D.related to
《新民从报》