Not until my first book was put on the top 10 list________ writing could really make a difference in my life.
| A．I knew | B．that I knew |
| C．did I know | D．that did I know |
The purpose of the article is to draw public attention _________ the problem.
| A．to | B．on | C．in | D．for |
The movie Gravity won seven awards at the Oscar night, _____ was beyond the director’s wildest dream.
| A．which | B．that | C．where | D．what |
The girl _______ a green coat looks more elegant than her companion.
| A．worn | B．to wear | C．having worn | D．wearing |
This kind of cell phone is very common and I also have_________.
| A．one | B．it | C．that | D．another |
Mr. Smith couldn’t open the door because his naughty boy _______ it from the inside
| A．would lock | B．was locking | C．has locked | D．had locked |