听短文,回答问题。 |
1. The visitors each have __________. |
A. a very good car B. a map of the building C. a copy of the rocket |
2. The visitors can spend one hour on __________. |
A. the first floor B. the second floor C. the third floor |
3. The visitors can __________ on the fourth floor. |
A. try everything themselves B. learn how computers work C. learn how human body works |
4. We can't know __________ from the passage. |
A. what the guide's name is B. how long they will stay in the building C. how many floors the building has |