3. A number of reforms to the ______________have been proposed.
举一反三
- There have been an ______ number of rainy days this year. (except
- A number of their products ________ put on exhibition. A: has been B: is C: have been D: are
- A huge number of trees __________ in this area. A: has been planted B: have been planted
- A number of people have been experimenting during the 20s with________________________________.
- For reducing the frequency of financial crisis, which proposed reforms enjoy widespread support