I don't usually like staying at __ hotels,but last summer we spent a few days at __ very nice one.填补空格

I don't usually like staying at __ hotels,but last summer we spent a few days at __ very nice one.填补空格
I don't usually like staying at __ hotels,but last summer we spent a few days at __ very nice one.
填补空格

I don't usually like staying at __ hotels,but last summer we spent a few days at __ very nice one.填补空格
第一个 不填
第二个 用a

第一个空不填。
第二个空填a.

1.不填
2.a