Although he knew little about the large amount of work done in the field, he succeeded ________ other more well - informed experimenters failed.
Susan wanted to be independent of her parents.She tried _________ alone.but she didn’t like it and moved back home.
I hear they've promoted Tom.but he didn't mention ______ when we talked on the phone.
He was busy writing a story,only _________ once in a while to smoke a cigarette.
As new driver.I have to practice _______the car in my small garage again and again.
It is worth considering what makes “convenience”foods so popular,and ______ better ones of your own.