

10 giờ trước
10 giờ trước
Part 1: Renewable Technologies Advertisement
1. A. The innovative technologies
Explanation: Standard English word order follows Article + Adjective + Noun.
2. D. Designed
Explanation: This is a reduced relative clause (passive voice). The devices "were designed" to harness resources.
3. B. significantly
Explanation: An adverb is needed to modify the verb "reduce."
4. C. make
Explanation: The standard collocation is "to make a contribution to something."
5. B. to create
Explanation: The verb "expect" is followed by the "to-infinitive" (expect to do something).
6. D. in
Explanation: The standard collocation is "to play a role in something."
Part 2: Smartphones Leaflet
7. C. activities
Explanation: "Daily activities" is the most natural collocation for how people use devices in their lives.
8. D. Irrespective of
Explanation: Meaning "regardless of" age or profession; the other options imply a cause-and-effect that doesn't fit the context.
9. A. item
Explanation: "Item" refers to a specific feature or component here. Proportions/percentages refer to statistics.
10. B. brought about
Explanation: Phrasal verb meaning "to cause something to happen."
11. D. Another
Explanation: Used with a singular countable noun ("feature") to introduce an additional point.
12. A. transactions
Explanation: Mobile payment systems are specifically used for financial "transactions."
Part 3: Utterance Arrangement
13. Correct Order: a -> b (Incomplete exchange)
Note: Based on the snippets provided, Nam initiates the conversation (a), then follows up with his opinion (b). To complete this exchange, a response from Mark would typically sit between 'a' and 'b' or after 'b'.
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10 giờ trước