Mom，don’t you think it's OK to play once in a while ____________ it doesn’t affect my studies?
| A．even if | B．unless |
| C．so that | D．as long as |
I remembered having locked the door, but I came back to .
| A．take off | B．put up | C．make sure | D．used to |
All the staff in our company are considering to the city center for the fashion show.
| A．going | B．having gone |
| C．to have gone | D．to go |
—How about the book you are reading?
—Good indeed. It many problems we have come across in our study.
| A．says | B．talks | C．refers | D．Covers |
Poor boy! His looks and hands suggested he was very afraid.
| A．frightful; trembling | B．frightened; trembling |
| C．frightening; trembled | D．frightened; trembled |
You said you took away the dictionary without his permission. , you stole it.
| A．In one word | B．In words |
| C．In other words | D．In a word |