【题目】___________, I will go there myself.
A.If necessary
B.If is necessary
C.Necessary
D.If it necessary

【答案】A
【解析】if necessary是if引导的条件状语从句的省略形式，相当于if it is necessary. 句意：如果必要的话，我将亲自去那儿一趟。故选A。