Lady Gaga has put off her concerts because of the difficulties by the ongoing strikes.
A. caused B. causing C. to be caused D. having caused
Focused on your heart asks you to do, you’ll realize your dream one day.
A. that B. which C. what D. it
By the end of last week, nearly 80 percent of the work .
A. have finished B. had been finished C. will be finished D. was finished
We used to mistake that heavy objects fell faster than light .
A. the ones B. those C. ones D. these
Keep yourself open we can experience the great joy that friendship can bring.
A. as if B. so that C. even though D. ever since
Look at the timetable. Hurry up! Flight 9013 to Changsha off at 7:30.
A. took B. takes C. will be taken D. has taken
