How long has the nationwide ban(禁止) on plastic bags been put into practice—__________ the beginning of June. A:Behind
B:Since
C:Among
D:At;

I don’t knowtodo it, so I want to ask the teacherfor advice. A:how, an
B:what, an
C:how, some
D:what, some

It’s not a good habit to play______ basketball after meals at once. — Yes, you should have _______rest first. A:a, /
B:the, a
C:a, the
D:/, a ;

Could you please tell me —Yes. There is one on Center Street. A:what to do; on your own
B:what to do; by yourself
C:how to do; by yourself
D:how to do; alone ;

Do you have dancing to the music—No. In fact, it’s very easy. A:satisfaction
B:difficulty
C:importance
D:kindness ;

________ I was doing the homework, my father was watching TV. A:have a broke
B:have a break
C:to have a broke
D:to have a break;

提出现代生物-心理-社会医学模式是（）

A.恩格尔B.波特C.托马斯·帕茨瓦尔D.比彻尔E.桑德斯

付款人在进行付款时无（）

A.形式审查义务

B.实质审查义务

C.附带审查义务

D.票据外有关事项的审查义务

根据《公司法》的规定,有限责任公司下列人员中,可以提议召开股东会临时会议的是()。
A.总经理B.人数过半数的股东C.监事会主席D.人数为半数的董事

关于股份有限公司中的监事会，下列说法错误的是()

A.监事会负责提议聘请或更换外部审计机构B.监事会主席和副主席由全体监事过半数选举产生C.监事会中的职工代表的比例不得低于三分之一D.监事会应至少每6个月召开一次会议

三北精神的科学内涵