--- Hasn’t Zhao Wei finished filming the movie So Young?--- Yes. She ______ on it for more than half a year.
Riding bikes has advantages __________ driving cars ________ many aspects.
The party last night was _______ success. We sang and danced until it came to _______ end at 12:00.
________ David says sounds right to Helen. That's why she has made up her mind to stay with him________ happens.
She ought to stop working. She has a headache because she ______all day long.
Modern China is experiencing a completely new period ________ respect for science and creativity has become the guiding principle of society.