In fact, her persistance(坚持) is one of the ____ why Tu Youyou won the Nobel Prize.
A. reasons B. sayings C. results D. plans
—Which of the two magazines will you take?
—I’ll take ____. One is for my sister and the other is for my brother.
A. either B. all C. both D. each
Class Two, Grade Eight did ____ in the sports meeting last month. No class got ____ points than them.
A. better; higher B. better; highest
C. best; higher D. best; highest
It is said only three ____ of the students in our school ____ TV every day.
A. percent; watch B. percents; watches
C. percents; watch D. percent; watches
— ______ does Bob play tennis?
— Twice a week.
A. How long B. How far C. How soon D. How often
— Who helped you clean the classroom yesterday?
— Nobody. I did it all by ____.
A. me B. myself C. yourself D. ourselves
