That’s the new machine ________ parts are too small to be seen.（ ）
| A．that | B．which | C．whose | D．What |
He found them ________ at a table ________.
| A．seated; playing chess | B．sitting; to play chess |
| C．sat; to play chess | D．seat; play the chess |
The result of the entrance exams was not made ________ to the public until last Thursday.
| A．knowing | B．known | C．to know | D．to be known |
I don’t think it is advisable ________ in your coming university.
| A．your studying maths | B．you study maths |
| C．for you to study maths | D．of you to study maths |
The building ________ will be used as our new library.
| A．is being constructed | B．built |
| C．under construction | D．to build |
The medicine has a strong side ________ on our health though it works well.
| A．influence | B．effect | C．affect | D．impact |