1 to go to school

2 to attend school

1 middle school

2 classifier: 个 gè

1 to estimate

2 to reckon

3 classifier: 个 gè

4 (coll.) to suppose

1 to count down

2 countdown

1 tradition

2 traditional

3 convention

4 conventional

5 classifier: 个 gè

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

2 once bitten, twice shy

1 without learning or skills (idiom); ignorant and incompetent

1 not ashamed to learn from subordinates (idiom)