UNIT 7 – WORLD POPULATION CHOOSE THE WORD THAT HAS THE UNDERLINED PART...

4. The bag was heavy, so we could not take it with us.

a. If the bag was not heavy, we would take it with us.

b. Unless the bag had not been heavy, we would have taken it with us.

c. If had the bag not been heavy, we would have taken it with us.

d. Had the bag not been heavy, we would have taken it with us