.单句语法填空
1．It is not how much you read but what you read that ．(count)
2．They (quarrel)with one another about how to solve the mathematical problem just now.
3．He (regret)that he had left without saying goodbye to them.
4．Her mother (scold)her for not cleaning up her room this morning.
5．All of ，there was a terrible noise outside the classroom. sudden
6．The company stopped the production because of the continued ．(lose)
