18.
a. I can't think anymore. b. Next week, I think. c. Superman is always exciting. 19.
a. I have a better way. b.You can't miss it. c. Take a guided tour. 20.
a. At eight o'clock. b. They fixed the car. c. I'll do my best. 21.
a. I already handed mine in. b. He'll probably fail you. c. He does too much already. 22.
a. Definitely, it'll be fun. b. I had a lot of friends. c. Yes, let's have one. 23.
a. They have already eaten. b. We'll go somewhere else. c. It's not recommended. 24.
a. Yes, he's so nice. b. A friend introduced us. c. I met him last week. 25.
a. Yes, they'll show you around. b. You'll be late. c. No, they won't mind. 26.
a. I'm not impressed. b. I can't paint at all. c. There's no room for it. 27.
a. My car broke down. b. I made a mistake. c. I came by bus. 28.
a. It shouldn't be a problem. b. She has failed. c. She doesn't like exams. 29.
a. It's a beautiful dress. b. No one called. c. She said it fits. 30.
a. He hasn't borrowed any. b. They don't have enough. c. He won't give it back. 31.
a. Yes, about five minutes ago. b. No, it wasn't her. c. The visibility is bad. 32.
a. They came last week. b. They couldn't last night. c. That would be nice. 33.
a. Sure, I'll help you. b. OK, we'll take my car. c. Yeah, it takes at least two hours. 34.
a. The concert may start late. b. The date of the concert is fixed. c. I'm sorry, it's sold out.