Bonjour Pouvez-vous m'aider avec les exercices d'anglais svp c'est pour demain

Associez les propositions des colonnes A et B afin de constituer autant de phrases correctes que possible.

A:

1. He's been there
2. He went there
3. Have you been working
4. Did you work
5. Have you seen them
6. Did you talk to her


B
a. for a month.
b. since July 1 st.
c. a year ago.
d. before lunch .
e. for quite a long time.
f. yesterday ?
g. since we left ?
h. when you were at school ?​