Bonsoir, pouvez vous m’aidez pour mes 2 exercices à faire pour demain. Exercice a et b du 4. Merci en avance

a

1 since

2 for

3 for

4 since

b

1 one decade

2 Sam has missed his guitar lesson since November

3 Our art teacher has worked in the school for 12 years

4 The Rolling stones -have played together- for 50 years