EXPLANATION 1 (Spanish)
EXPLANATION 2 : If, Provided, Unless and As Long As
EXPLANATION 3 (complete)
EXERCISE 1: choose IF or UNLESS
EXERCISE 2: choose If, Providing, Unless and As Long As
EXERCISE 3: two - option quiz . Unless, Providing, Provided That, As Long As
EXERCISE 4: three- option quiz. Unless, provided that, as long as
EXERCISE 5: two - option quiz. Unless - As long as - Provided / providing
EXERCISE 6: three- option quiz. Unless, providing that, as long as
EXERCISE 7: write the correct connector: unless, in case of, in case, as long as