2..I had a nerve-racking twenty minutes of _____ hope and de

2..I had a nerve-racking twenty minutes of _____ hope and despair.
A) alternat B) alternative C) alternating D) altering
8._____ I understand what you say,I can’t agree with you.
A) While B) When C) Despite D) Since
7.I find it hard to ____ facts these days,which I take as a sign of aging.
A.preserve B.reserve
C.retain D.repent
第一个题的A是alternate，少打了个e