Research found that children who drank mainly soda were more than twice as likely as those who drank no soda signs of aggression．
A． showing B． shown C． to show D． show
I can't remember made the teacher give Mary the permission to leave the class earlier．
A． that it was what B． that was it what
C． what was it that D． what it was that
On their journey, they meet fellow adults in their 20s and 30s lives haven' t lived up to their dreams．
A． who B． whose C． when D． that
I'm not a little tired today after giving the room a thorough cleaning and I have never had today．
A． as tiring a day as B． as a tiring day
C． tiring as a day as D． day as a tiring as
—I wonder what makes you a good salesperson．
—I as a waiter for three years，which contributes a lot to my today's work．
A． serve B． have served
C． had served D． served
I waited for him at the train station for an hour and I was afraid that he may miss the train, but luckily, he showed up with only ten minutes ．
A． remain B． to remain
C． remained D． remaining
