单项选择题
A．sit B．seat C．are sat D．are seated
She decided to give herself ______ the police. ...
单项选择题She decided to give herself ______ the police. ( )
It must have rained last night, ______ the ground is we...
单项选择题It must have rained last night, ______ the ground is wet. ( )
--I can't see the blackboard very well.--Perhaps you ne...
单项选择题--I can't see the blackboard very well.--Perhaps you need ______. ( )
