在某些情况下，可以立即解决问题。

In ___some cases it's possible to fix the problem right away.

你们中的一些人已经见过伊姆兰了。

___Some of you here have already met Imran.

喝点这个柠檬水——它很好喝。

Have ___some of this lemonade - it's very good.