請用其他單詞或者短語替換下面括弧中的內容，並且保持句意不變。
1.It is (OK) to be 15 to 30 minutes late in some areas.
2.In foreign countries, we need to respect local （traditions).
3.I entered a chess (contest) and finished third.
4.He brought his chicken to the (market).
5.I met a childhood friend at the (party).
6.Some often throw a big party to (observe) Christmas here.
7.Students are (required) to sit in the front of the conference hall.
8.John, a tough (man), cried like a baby when he got his lost son back.
9.Jack, the (owner of this house), introduced us to the other guests.
10.Although this idea is very good, not everyone (likes it very much).
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