_____ he referred to in his article was unknown to the general readers.
| A．That | B．What | C．Whether | D．Where |
At the meeting they discussed different ______ to the study of mathematics.
| A．approaches | B．means | C．methods | D．ways |
The children were warned of not being too _______ about things you are not supposed to know.
| A．strange | B．amusing | C．curious | D．satisfied |
I keep in touch with the friend ______ who stands ______ to me.
| A．close; closely | B．closely; close |
| C．close; close | D．closely; closely |
Encourage your children to try new things, but try not to ____ them too hard.
| A．draw | B．strike | C．rush | D．push |
The film was very familiar _______the people in the 1980s, and they were quite fond _________its main character.
| A．with, to | B．to, with |
| C．to, of | D．with, of |