肉毒中毒特征性的临床表现为（）
A.剧烈呕吐
B.黄绿色水样便
C.发绀
D.神经系统损伤症状
E.腹痛
参考答案：D
—Do you let your kids travel by themselves at night?
—________! It couldn’t be more dangerous.
A．Of course
B．Not at all
C．Absolutely not
D．I’m not sure.
张骞第一次从西域回来，向汉武帝递交了大月氏联合西汉夹击匈奴的军事计划并献上西域各国情况的奏折
判断：____________
理由：_________________________________________
