l ——（read）the book twice since l got it as my present on my birthday
问题描述：
l ——（read）the book twice since l got it as my present on my birthday
答
很高兴能够在这里回答你的问题,这道题的正确答案应该为：
have read
现在完成时为什么不是had，后面有got后面虽然有got但全句是since I got it, 自从我得到它 (到现在)所以是现在完成时