1.“Was the park _____ yesterday?”“Yes.It _____ at nine in th

1.“Was the park _____ yesterday?”“Yes.It _____ at nine in the morning.”
A.opened;open B.open;was open C.open;opened D.opened;opened
2.We _____ that you would be able to visit us.
A.hope B.were hoping C.have hoped D.hoped
3.The customer _____ the money on the counter and went away.
A.lay B.has laid C.laid D.was laying
1.C 为什么不能选B?
2.D 为什么不能选A?
3.C 为什么不能选B?