（选出批准词）在...前面；在(指定的时间、顺序或操作)之前的
A: before
B: previously
C: prior to
D: priority
A: before
B: previously
C: prior to
D: priority
举一反三
- （选出批准词）在（特定的时间、顺序或操作）之后 A: after B: subsequent to C: delay D: elapse
- （选出批准词）放置或到达指定的位置或值；调整 A: adjust B: manipulate C: readjust D: regulate
- If the control was adjusted , omit the valve test. A: If the control was<br/>adjusted before you started this procedure, do not do the valve test. B: If the control was adjusted previously, omit the valve test. C: Adjust the control prior to doing the valve test. D: The adjustment of the control has priority over the valve test.
- ____伪元素选择器:before用于在指定元素之前插入内容。
- 在循环双链表的p所指的结点之前插入s所指结点的操作是（）。 A: p－＞prior－＞prior B: p－＞prior－＞prior C: s－＞prior－＞next＝s D: s－＞prior－＞prior＝s