33. A series of programs and the development of local and nationwide health care networks are signs___ the government is serious about health care.
The scientist wrote down_____ series of things to do with______ nature, such as a blue sky.A a, / B. a, the C. /, / D. /, the
----People should stop using their cars and start using public transport.----________. The roads are too crowed as it is.
You may not have played very well today, but at least you’ve got through to the next round and ________.
When you learn English, you have to choose which accent to _____, American or British.
With so many forms _______, many students feel at a loss before the 2010 college entrance exam.