【单选题】【消耗次数：1】
Mr Green _______a good teacher.
①
has always been
②
has been always
③
always has been
参考答案：
复制
纠错
相关题目
【单选题】
It has always been the ___ of our firm to encourage workers to take part in social activities.
①
plan
②
campaign
③
procedure
④
policy
【单选题】
She has always been quick to pick things up, doing ( ) well in school without really trying.
①
passably
②
passable
③
passenger@passage
【单选题】
24. The kind-hearted woman always tries to help others, but recently she has been ____kind and generous.
①
chiefly
②
specially
③
principally
④
especially
【单选题】
The disappearance of her paper has never been _____.
①
counted for
②
looked up
③
accounted for
④
checked up
【单选题】
The new technology has been ( ) in the industrial production.
①
utilized
②
possessed
③
elevated
④
focused
【单选题】
I hope ___ the little ___ I have been able to do has been of some use.
①
that; that
②
/; by which?
③
what; what
④
/; with which
随机题目
【判断题】
存水弯也称水封。其作用是利用一定高度的静水压力来抵抗排水管内气压变化，隔绝和防止排水管道内所产生的难闻有害气体和可燃气体及小虫等通过卫生器具进入室内而污染环境。
①
正确
②
错误
【单选题】
在设计自动喷水灭火系统时，配水管道的工作压力不应大于（）；湿式系统、干式系统的喷水头动作后应由（）直接连锁自动启动供水泵。
①
1.2 MPa ，压力开关
②
0.4 MPa ，火灾报警信号
③
1.2 MPa ，火灾报警信号
④
0.4 MPa ，压力开关