Competition,they believe,__the national character than corrupt it.
If the food tastes nice, I’ll go to buy some more; _______, I won’t go.
The silence of the library is sometimes broken by a sudden cough or the sound of pages .
Not until the train pulled into the next station _______ her suitcase gone.
____ no cash for food, he broke into an old woman's house, hoping to steal some money.
The Internet and the effect______ brought about did a lot of good to our daily life and work.