Only then______ have a chance _____ an astronaut.
A. I will, becoming B. I will, to become
C. will I , becoming D. will I, to become
Paula seldom comes late for school, _______ ?
A. isn’t she B. is she
C. doesn’t she D.does she
I still remember the college and the teachers ___I visited in London years ago.
A. what B. who C. that D. which
______, his leg got better and he could walk with a walking stick.
A. Gradually B. Unluckily
C. Wisely D. Normally
Tom is often made ______for twelve hours a day by the boss.
A. work B. working
C. to work D. to be working
—How long have you ______ the book ? — For a week.
A. buy B. bought C. keep D. kept
