.This isn’t the most difficult one of the new words that ______ me in the passage.
| A．puzzled | B．puzzles | C．is puzzling | D．have puzzled |
The witnesses ________ by the police just now gave very different descriptions of the fight. (2013·陕西，14)
| A．questioned | B．being questioned |
| C．to be questioned | D．having questioned |
Let those in need ________ that we will go all out to help them. (2013·陕西，13)
| A．to understand | B．understand |
| C．understanding | D．understood |
The airport ________ next year will help promote tourism in this area. (2013·四川，10)
| A．being completed | B．to be completed |
| C．completed | D．having been completed |
________ which university to attend，the girl asked her teacher for advice. (2013·四川，8)
| A．Not knowing | B．Knowing not |
| C．Not known | D．Known not |
There are some health problems that，when ________ in time，can become bigger ones later on. (2013·浙江，19)
| A．not treated | B．not being treated |
| C．not to be treated | D．not having been treated |