In a conference call with state and local officials Wednesday afternoon, Mr. Obama __________confidence in the procedures(程序) already in place to prevent the spread of Ebola(埃博拉病毒)
When my father goes somewhere , he always goes along with my mother, ________ he doesn’t like going alone.
She bought a beautiful dress at a _______ yesterday.
If you cheat in the exam, you’ll never _______ it.
To ________, she keeps on exercising every day as well as ________.
As is often suggested, we should try to deal with everything in a peaceful way rather than by means of _______.