单项选择题
（）all your money in the first week is not a sensible strategy.
A.Spending B.To spend C.Spend D.Spended
单项选择题 I regret（）that I'm unable to help you.
单项选择题 （）every day for 20 minutes.
单项选择题 I tried（）the book in a few days, but actually I couldn't, just because of too much work for me.
