在钻开油气层前都要进行（）。
参考答案：试压
北回归线的纬度为（ ）
A．66.5ºN
B．23.5ºN
C．23.5ºS
D．30ºS
The Japanese pop star, _________ drug use, may get an 18-month prison term.
A．defended against
B．accused of
C．charged by
D．reminded ; of
