1

The main purpose of the text is to
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The phrase that shift (line 46) refers to the change in China from a

3

The main purpose of Text II is to

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In the sentence fragment of the fifth paragraph “Designing robots for sports requires much more than experts in state-of-the-art technology”, the words in bold can be replaced, without any change in meaning, by the following words:
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In the fragment of the text “It all comes down to the relationship between oil and gas production and the price of electricity, which directly affects the bottom line of technologies like wind and solar” (lines 14-17), the pronoun which refers to
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In the 6th paragraph of the text, the highlighted expression as well as, in the fragment “as well as ability to change direction and submerge” is associated with the idea of
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In the 2nd paragraph of the text, in the fragment “That determination would appear to eliminate the possibility that Navy pilots who reported seeing unexplained aircraft”, the word who refers to
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In paragraph 7, the word However in the fragment “In the humanoid league, the players are human-like robots with human-like senses. However, they are rather slow” can be replaced, without change in meaning, by
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In the fragment of the text “Thankfully, this time around, the

outlook for renewable energy isn't so bleak" (lines 11-12), the

word bleak can be replaced, with no change in meaning, by

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In the sentence of the text “Generally, loan clerks are on the high end of this range,whereas general office clerks are on the lower end" (lines 78-80), the word whereas