john____ it for two hours,and he`s still watching now 1.has been 2.watching 3.has been watching

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• john____ it for two hours,and he`s still watching now 1.has been 2.watching 3.has been watching
• john____ it for two hours,and he`s still watching now 1.has been 2.watching 3.has been watching
• 英语翻译
• 改错29． I have to prepare food for seven people,included me．