Salut !

Est ce que quelqu'un peut m'aider pour cet exercice s'il vous plaît ?

Conjuge les verbes entre parentheses au past perfect.

a. ...... (to hear/ never) about the Gold Rush.

b. He ..... (to think/ never) that there was gold until he found a nugget.

c. Prospectors...... (to hear about gold so they decided to go west to get rich.

d. Nobody ..... (to imagine) that Facebook would be such a success.

Merci d'avance !​