单项选择题
A.in B.by C.of D.against
I regret（）you of the accident.A.informB.informingC.to i...
单项选择题I regret（）you of the accident.
A.inform B.informing C.to inform D.will inform
I regret（）the trouble I have caused you.A.toB.atC.forD....
单项选择题I regret（）the trouble I have caused you.
A.to B.at C.for D.on
I must hold（）for any damage which may result from the a...
单项选择题I must hold（）for any damage which may result from the accidents you have caused.
A.your responsible B.you responsible C.you are responsible D.your are responsible
