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【多选题】
生产设备清洁的操作规程应当规定清洁剂的( )。A.
名称
B.
配制方法
C.
化学性质
D.
安全信息
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Selon la légende, c'est qui a découvert le premier le café.
A.
un berger d'Éthiopie
B.
un berger d'Égypte
C.
un colon européen
【简答题】He first welcomed the new student and then explained college regulations. (go on)5．He first welcomed the new student and then explained college regulations. (go on)
【单选题】How old is the new student?
A.
Seventy.
B.
Seventy-eight.
C.
Eighty.
D.
Eighty-seven.
【简答题】A.Hell visit the exhibit after June. B.He visited the new student center several times. C.He wants to exhibit his work at the student center. D.He can visit the exhibit before it closes.
【简答题】3÷4= () 4 =12÷______=______：20．
【简答题】He first welcomed the new student and then explained college regulations. (go on)
【简答题】230×30______320×20．
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