1. 我收到-份请帖，但没有接受。

[ wǒ shōu dào - fèn qǐng tiě ， dàn méi yǒu jiē shòu 。 ]

I received an invitation, but I did not accept it.

2. 他们非常乐意接受邀请。

[ tā mén fēi cháng lè yì jiē shòu yāo qǐng 。 ]

They are only too delighted to accept the invitation.