Apply the course version boundaries in notes.md; HSK tasks are transferable language practice, not a claimed HSK 3.0 mock.
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b1_preliminary:mixed-revision:1
Read the original sentence: “Although visitors welcomed the new hall, they questioned its running costs.” State the two views without turning the criticism into total opposition.
Answer and reasoning
They liked the hall itself but had concerns about ongoing costs. The contrast qualifies, rather than cancels, their approval.
b1_preliminary:mixed-revision:2
Write an email of about 100 words to a friend who asks which local museum to visit, how to get there and what to bring.
Answer and reasoning
Human review checks all requested content, recipient-appropriate tone, organisation and language using the Preliminary writing scales.
b1_preliminary:mixed-revision:3
Describe an original classroom scene for one minute, then discuss with a partner which two items would help a new student most.
Answer and reasoning
Teacher observes sustained description and collaborative discussion. Separate visible details from inference; invite a partner view and give reasons.