局麻药的中枢神经毒性反应有()
A．舌唇麻木
B．头晕耳鸣
C．视力模糊，注视困难
D．惊厥
E．呼吸停止
参考答案：A, B, C, D, E
We made ____ clear when and where we ____ going to have the meeting.
A．that; are
B．it; are
C．it; were
D．that; were
You look tired. Why not stop ______? [ ]
A. to have a rest
B. having a rest
C. has a rest
D. have a rest
