1.She is rather difficult to make friends with,out her frien

1.She is rather difficult to make friends with,out her friendship,——is more true than any other
A.once gained B.when to gain C.after is gained D.while gaining
（选择,说明理由,翻译）
2.Have you ever been upset when__ to yourself after your mobile phone battery runs out in the middle of a call?
A.being left talking B.left talking
C.being left talk
（选择,说明,并讲讲leave sb +do还是+to do还是.）