1 surname Yu

1 next in sequence

2 second

3 the second (day, time etc)

4 secondary

5 vice-

6 sub-

7 infra-

8 inferior quality

9 substandard

10 order

11 sequence

12 hypo- (chemistry)

13 classifier for enumerated events: time

1 at last

2 in the end

3 finally

4 eventually

1 one-off (offer)

2 one-time

3 single-use

4 disposable (goods)

1 unlikely to go so far as to

2 not as bad as

1 the whole year must be planned for in the spring (idiom)

2 early planning is the key to success

1 make your day's plan early in the morning (idiom)

2 early morning is the golden time of the day

1 over and over again (idiom)

1 to take sth as a lesson for next time (idiom)

2 once bitten, twice shy

1 Facts speak louder than words. (idiom)