Wrapped up in these sheets

裹在这些床单中

Wrap up v.掩饰；伪装；使全神贯注；穿暖和；包起来；完成

例句：

She tried to wrap up a censure in a polite formula.
她试图用客套的话掩饰指责之意。

Mr.Green dressed up as a policeman in dark glasses.
格林先生伪装成一名戴墨镜的警察。

You can't keep up the pretense any longer.
你无法继续伪装下去了。

Blind faith when I'm falling for you

爱上你使我产生了盲目的信念

Fall for v.信以为真；对...倾倒

例句：

He must have been pretty gullible to fall for that old trick.
他准是有点儿傻，才落入那惯用的圈套。

The salesman said the car was in good condition, and I was foolish enough to fall for it.
推销员说这辆汽车状况良好,而我那么傻竟然信以为真。

Did she fall for the suggestion?
她喜欢这个提议吗？