建设中国特色社会主义伟大实践的经验证明，我们的事业能够经受住风险考验，顺利达到目标的最可靠的保证，集中到一点就是毫不动摇地坚持（  ）

用方框中所给单词的适当形式填空，使对话通顺、正确。每词仅用一次（每空一词）。

A: Annie, I'm a little nervous. I have to finish ____ a book and give a report next Monday.

B: That doesn't sound too bad.

A: But I'm a very slow reader.

B: Just read quickly to get the main ideas at first. Don't read word ____ word. Read word groups.

A: But I don't understand many of the words. I have to use a dictionary.

B: Try to guess a word's ____ by reading the sentences before and after it. You ____ understand more than you think.

A: That sounds difficult!

B: Well, be patient. It takes time. You can become better by reading something you enjoy every day. The more you read, the ____ you'll be.

汽车刹车做匀减速直线运动，那么，它的（   ）

问：