Our English book has units. We will learn one next week.

Our holiday cost a lot of money.—- Did it ? Well, that doesn’t matter_______ you enjoyed yourself

Though many of the heavy smokers have realized the serious effect that smoking has ______ their health, they continue to smoke instead of ______

I’m a little tired. Let’s go to the zoo by taxi.—We take a taxi. It’s not far from here.

－Let’s have a rest. I feel a bit ___. Please give me something to drink. —Here is some juice.