下列是新生儿颅内出血兴奋表现的是
A．烦躁惊厥
B．呕吐
C．脑性尖叫
D．拥抱反射消失
E．腱反射亢进
参考答案：A, B, C, E
--Has Peter handed in his paper yet?
---I’m not sure. He _______ on it last week.
A．was working
B．has worked
C．worked
D．had worked
