【题目】You won't find paper cutting difficult _____you keep practicing it.
A.even if
B.as long as
C.as if
D.ever since

【答案】B
【解析】句意：只要你不断练习，你不会觉得剪纸很难。A. even though“即使，虽然”;B. as long as“只要”；C. as if“犹如，好像”；D. ever since“自从”。结合句意，故选B。