Make sentences using suggested word: Mary/ sick/ She/ not/ leave/ meeting/ until/ it /ended

1.Make sentences using suggested word:
a. Mary/ sick/ She/ not/ leave/ meeting/ until/ it /ended
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b. I/ usually/ stay/ up/ late/ watch/ football matches/ last year,/ now/ I/ don't
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2. Wrute the second sentence so that it has a similar meaning to the first
a. Is pollution the most serious problem?
Pollution .................................................................
b. They're my glasses
They ........................................................