It is _______ he often fails in exams ______ makes his parents worried about him.
| A．what； that | B．that； what |
| C．that； that | D．/ ； that |
______ by a greater demand of vegetables, farmers have built more green houses.
| A．Driven | B．Being driven | C．To drive | D．Having driven |
The crowd cheered wildly at the sight of liu xiang, who was reported _______ the world record in the 110-meter hurdle race.
| A．breaking | B．having broken | C．to have broken | D．to break |
______ that she was going off to sleep, I asked if she’d like that little doll on her bed.
| A．Seeing | B．To see | C．See | D．Seen |
_________to reach them on the phone, we sent an email instead.
| A．Fail | B．Failed | C．To fail | D．Having failed |
—Come on, please give me some ideas about the project.
—Sorry. With so much work my mind, I almost break down.
| A．filled | B．filling | C．to fill | D．being filled |