Maria has written two novels, both of ________ have been made into television series.
| A．them | B．that | C．which | D．what |
22. The government officials say that the Art Festival aims at _____ the relationship between nations.
| A．promoting | B．creating | C．growing | D．Adding |
21. After the new technique was introduced, the factory produced ______ cars in 2009 as the year before.
| A．as twice many | B．twice as many | C．as many twice | D．twice many as |
The bird hid _____ food inside trees for the winters.
| A．a number of | B．a large number of |
| C．the number of | D．a great many |
I'm wondering_____ he expects will win the gold medal in Men's Single.
| A．whom | B．which | C．who | D．what |
She asked _____ we were getting on well with our work.
| A．how | B．if | C．what | D．that |