货梯层门关闭后,门扇与门框或门扇之间的间隙不得大于()mm.
A.6
B.8
C.10
D.30
参考答案:B
句型转换 (每空1分,共10分)
小题1:There are some vegetables for dinner. (改为否定句)
There _______ ________ vegetables for dinner.
小题2:How’s the weather in Beijing. (同义句转换)
_________ the weather ________ in Beijing.
小题3:The students are having an English class . (对画线部分提问)
_________ are the students ____________?
小题4:Your brother has a great time playing computer games. (同义句转换)
Your brother has ________ _________ computer games.
小题5: No photos here. (同义句)
_____________ ____________ any photos here.
履约保证书的法律后果是,被担保方不履行合同无权要求退还履约保证金,而对方不履行合同应双倍返还履约保证金。