There/ twenty boys/ twenty- one girls/ this class.
24 What time/ your classes / start / end?
25 Canada/ not small. /It/ very big country.
26 It/ seven thirty /! We / late / school.
27 Minh /live/ brother/ apartment/ town.
28 Mrs. Lan/ and/ children/ travel/ London/ plane.
29 She/ go/ swim/ once a week.
30 My friend/ not live/ parents / Viet Tri
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