8 No human being has ever seen a real, live dinosaur because the last of these incredible creatures died about 65
million years ago, long before the first humans_______ . (A) appeared (B) destroyed (C) transported (D) vanished
18 Jane: The weather is so fine. Let’s have a walk in the park.
Lisa:_________ . Jane: I agree. Nobody wants to get a tan. (A) We’d better put on some sunscreen lotion (B) We’d prepare for the rainy day (C) We should wear more clothes (D) We can take our dog with us