It begin when he was selected to help the teachers in the computer laboratories.

这是从他被选去计算机实验室协助老师那时候开始的。

youdao

Since he was speaking in the Midwest, he decided to begin by noting that the most severe earthquake in American history took place not in California or Alaska but at New Madrid, Missouri in 1811.

由于他是在中西部发表演讲，他决定先说明美国历史上最严重的地震不是发生在加利福尼亚或阿拉斯加，而是1811年在密苏里州的新马德里。

youdao

He left school in 2013 to begin work on his project The Ocean Cleanup.

2013年，他离开学校，开始他的“海洋清理”计划。

youdao

He agrees that the economy should begin to grow again in the second half of the year.

VOA: special.2009.05.29

General Allyn says he also expects the seaport in the capital to begin at least limited operations during the next few days to enable delivery of supplies by sea.

VOA: standard.2010.01.19

Last April, he made a mockery of the AOL ethics policy when he announced that he would begin investing in many of the start-ups he writes about on TechCrunch.

FORBES: Michael Arrington: "I Will No Longer Have An Editorial Role At TechCrunch."

The measures that he took to stabilize our financial system and our banking system, and obviously the measures he took to begin the recovery in this country.

WHITEHOUSE: Press Briefing

Babbitt said the Transportation Security Administration has approved the program, and that he expects it to begin in the coming weeks.

CNN: Program will put air traffic controllers back in the skies