1.I know nothing about the young lady________she is from Beijing.
A.except B.except for C.except that D. besides

2.You're standing too near the camera.Can you move_________?
A.a bit far B.a little farther C.a bit of farther D.a little far

3.If only he_________quietly as the doctor instructed,he would not suffer so much now.
A.lies B.lay C.had lain D.should lie
不要给答案就走人好吗？
需要详解

1、选C. A.B都是介词不可以接句子。D是除了…之外还有…，包括besides后面的内容，和句意不符。
2、选B。a bit不修饰比较级。上文中说了 too near,就有了比较的意思所以用farther。就选了B
3、if only “要是……的话”，虚拟。
“要是他（过去[因为是instructed]）按照医生的要求安静的躺着，……”。和过去事实相反的虚拟，用过去完成时。选C。