Gary Locke , a Chinese-American, once______ as the governor of Washington for 8 years and now is U．S．Commerce Secretary

ng is save some money, there still exist risks．

I’ll tell Mary about our changes tomorrow.— What? You ______ her yesterday. [ ]

____ the crisis of economy getting more and more serious, the government is searching for ways to improve people’s life.

Will you help me with this mathematical problem. —Sure. Let me see.