问题
多项选择题
下列事项可以支付现金的有（）
A.义务兵退伍费1200元
B.处突时购置的消防设施5000元
C.春节向养猪个体专业户购买猪肉2000元
D.出差人员预借差旅费2000元
答案
参考答案：A, B, C, D
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下列事项可以支付现金的有（）
A.义务兵退伍费1200元
B.处突时购置的消防设施5000元
C.春节向养猪个体专业户购买猪肉2000元
D.出差人员预借差旅费2000元
参考答案：A, B, C, D
Laboratory work is your chance to learn science firsthand. It can be fun but you must be careful to prevent injury. Listen closely when your teacher reads and explains the rules before your first lab lesson. LABORATORYRULES Throughout the lesson ·Do not enter the science lab without the teacher’s permission.·No food or drinks are to be alowed in the science lab. Before the Experiment ·Read al instructions carefuly before every experiment. ·Prepare al apparatus（仪器）and arrange them so that you wil not knock them over while doing the experiment. During the Experiment ·If you are unsure of how to use any apparatus or how to operate, ask your teacher for help.·Never smel o  r taste chemicals unless your teacher gives permission.After the Experiment ·Wash al apparatus after use and return them to the places where they were. ·Throw waste materials in proper waste baskets. First Aid ·Report al accidents to your teacher immediately. ·If you spil（ 溅 出 ）any chemicals onto your body or clothing, wash with plenty of water and report to your teacher. 小题1: Yo  ur teacher wil probably tel you the rules above _____ the first lab lesson.
A. try them on your own B. read the rules carefuly C. ask your teacher for help d. put them back 小题4: It i  s clear that you can _____.
|
s to the teacher
bring food into the lab