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"Having seen him run GE's aviation business after 9/11, I know he can execute under pressure," former GE CEO told Jeff Immelt told Reuters.

"From the earlier recording and broadcasting class mode to the dual-teacher livestreaming class, and then to the introduction of self-developed AI technology into the class, we aim to offer more comprehensive and efficient online education solutions for global users," said Liu Qingxue, president of Xueersi Online School.

"Five years after the first Global Teacher Status Index in 2013, we can see, once again, China has come top, demonstrating just how much respect the Chinese public has for teachers," said Vikas Pota, chairman of the Varkey Foundation. "This is crucial because, as the Global Teacher Status Index 2018 shows for the very first time, there is a direct link between teacher status and pupil performance as measured by PISA."

"Finding friends you like to dine with can be difficult sometimes. In view of this, I would rather eat alone, which can also be enjoyable and relaxing, as I can do whatever I like," she said.

"Given the immensity of its size, practically no region escaped its impact," Castro said in a statement published instate-run media, urging Cubans to unite to rebuild the country.