5:45用英语怎么说两种方法

　　It's quarter to four now ─ I'll meet you at quarter past.

　　现在是差一刻四点，我会在四点一刻和你碰面。

　　It's quarter of four now ─ I'll meet you at quarter after.

　　现在是三点四十五分，我将在四点十五分和你碰面。

　　We surveyed 500 smokers and found that over three quarters would like to give up.

　　我们对500名吸烟者进行了调查，发现有超过四分之三的人愿意戒烟。