Question

Помогите пж
1.Mary is very smart but she never chows____
a) off b) on c) of d) -
2.Are you jealous____ my success?
a) of b) to c) with d) at
3.They arrived_______ the railway station on time.
a) - b) in c)to d)at

Answer 1

1. off
2. of
3. at
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