quite a few後面加什麼名詞

I have quite a few students though.

不過我有不少學生。

There are quite a few hostels for backpackers there.

那裏有不少供揹包客住宿的'招待所。

They had visited quite a few cities and towns in China by the end of last week.

直到上週末，他們已經訪問了很多中國大大小小的城市。

I've been there quite a few times.

我去過那裏好多次了。

Quite a few people were milling around, but nothing was happening.

好些人在轉來轉去，但什麼都沒發生。