.After the new technique was introduced, the factory produced _____ cars in 2002 as the year before.
| A．as many twice | B．as twice many | C．twice many as | D．twice as many |
______ as an Olympic event, a sport must be played in at least 75 countries in at least 4 continents.
| A．To accept | B．Having accepted |
| C．To be accepted | D．Accepting |
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 |