English teachers are supposed ________ their students a test in class, even after class, ________ better teaching results.
How long have you ________ in the army?
—Why did Tony leave our company? —He was________ a better job at Haier.
________that you come here earlier tomorrow or you'll be in trouble.
Shut the window,________ it'll get too cold in here.
I was so careless in the exam.________,I made so many mistakes.