刑事侦查工作是指依据国家法律的有关规定，采用专门的调查方法和( )。
A．专门性措施 B．秘密手段 C．强制性措施 D．侦察措施
参考答案：C
The teacher together with the students ________ discussing “Reading Skills” that ________ newly published in America.
A．are ; were
B．is ; were
C．are ; was
D．is ; was
重力的方向是______________，建筑工人常用重垂线检查墙砌的是否______________ 。
