预防卫氏并殖吸虫感染的关键是
A．治疗病人、捕杀病兽
B．加强粪便管理
C．不生食或半生食溪蟹、蜊蛄
D．禁止随地吐痰
E．消灭川卷螺
参考答案：C
Some students were afraid _________ in class because they thought their classmates might laugh at them[ ]
A. of speak
B. to speak
C. speak
D. to speaking
票据出票日期使用小写或者未按要求规范填写的，银行可以受理，但由此造成的损失由出票人自己承担。()
