—Are you worried about his safety?—Only         .

“If you’re walking down the right path and you’re willing to keep walking,_____ you’ll make progress”, said the president Obama.

 (2013·江西高考)What a terrible experience！________， you're safe now —that's the main thing.

We’ll go early．     ，we may not get a seat．

—Excuse me, would you mind answering a few questions?—Well, I don’t know．I’m in rather a hurry ________．