The Shanghai Expo has attracted more than 73 million tourists, ________ it the most successful in history. A. making B. makes C. made D to make
I want to know ______the thief was caught on the spot.
The old lady’s hand shook frequently. She explained to her doctor ________ this shaking had begun half a year before, and ________, only because of this, she had been forced to give up her job.
A beam of light will not bend round corners unless______to do so with the help of a reflecting device .
Bad luck .Our maths teacher keeps us ______too much homework.
He ______to catch the last bus but she was too late .