1 front

2 forward

3 ahead

4 first

5 top (followed by a number)

6 future

7 ago

8 before

9 BC (e.g. 前293年)

10 former

11 formerly

1 to have

2 there is

3 there are

4 to exist

5 to be

1 haven't

2 hasn't

3 doesn't exist

4 to not have

5 to not be

1 not having anything at all (idiom); utterly lacking

2 without two sticks to rub together

1 not knowing what to do (idiom); at one's wits' end

2 embarrassed and at a complete loss

1 to advance courageously (idiom)

2 to press forward

1 before the first wave subsides, a new wave rises (idiom); a new problem arises before the old is solved

2 many twists and turns to a story

3 one thing after another

1 not having anything at all (idiom); utterly lacking

2 without two sticks to rub together

1 not knowing anything at all (idiom); completely ignorant

2 without an inkling

1 lit. if three walk together, one can be my teacher (idiom, from the Analects of Confucius)

2 you have sth to learn from everyone