toughen

[ˈtʌfn]
transitive verb Coniugazione

1.	[character] hart machen

2.	[material] härten

Parole vicine

toughen

Francese

Spagnolo

Italiano

Complétez la séquence avec la proposition qui convient.

I'm going to invite my friends, Jack and Sue are going to invite ….
- they
- their
- theirs