【单选题】
—Are you a teacher?—No, but I ________ once. I worked in a middle school for three years.
【判断题】
Before he began to study in the university, he had worked in a company for three years.
【单选题】
_____ you work hard enough _____ you be able to get a PhD degree in three years.
【单选题】
The man told me that by the end of the week he _______ away from his hometown for 20 years.
【单选题】
The United States______ many other industrialized countries,______ major changes over the past 100 years.
①
as well as; has experienced
②
as well as; experienced
③
together with;experienced
④
together with; have experienced
【单选题】
My grandfather had suffered from cancer for two years. It was no surprise when I was told that he had _____.
【单选题】
The number of people invited ____fifty, but a number of them _____absent.
【单选题】
Many people prefer large cars, ___ large cars are safer than small ones.
【判断题】
阅读课文II.How to Improve Memory,判读正误1. Information kept in short-term memory may last a few years.
【单选题】
The number of people invited______ sixty, but a number of them______ absent for different reasons.