1·Beck is an honest businessman.Our company and his have had

1·Beck is an honest businessman.Our company and his have had a lot of ( ) in the past.A`deals B`
1·Beck is an honest businessman.Our company and his have had a lot of ( ) in the past.
A`deals B`agreements答案选A,为何不是B
2·He had decide to give it up,but on () second thoughts he decided to try () third time.
A`a……a B/……a答案选B为什么不是A
3·You () me,but since you have ,I`ll do what I can for you.
A`needn`t have told B`didn`t need to tell答案选A为什么不是B
4·You can take () you like best.
A`whichever B`whatever 答案·选A为什么不是B