所以,这个暑假,我会坐下来读一些书.
get down to sth 是认真考虑某事
这应该是坐下来,改成sit down
getdown 例子和意思
意思
to start to direct your efforts and attention towards something（开始把你的努力和关注放在某事上）:
例句
I've got a lot of work to do, but I can't seem to get down to it.（我有很多工作,但我好象不能全心投入）
[+ ing form of verb] I must get down to booking our holiday.（我得把心用在为假期定房子这个事情上）