阅读理解You Can Think Like a ScientistHow can you find answers to your questions about the world around you? You can think like a scientist. Say you have seen crickets (蟋蟀) in the yard. Observe(观察) It seems like crickets chirp (唧唧叫) very fast on some nights, But on other nights, it's like they are taking it easy. Their chirping is slow and relaxed. You start to notice this difference. Ask a question You wonder, does the speed of cricket chirping change with temperature? Maybe the heat or cold outside has something to do with how fast or slow they chirp. Form an idea You remember that on hot summer nights, the crickets seem to be more active. So, you think crickets chirp faster when it's warmer. Have a tryYou will need a timer, and a tool which is used to show temperature. You will count how many times a cricket chirps in 2 minutes. You will do this when the air temperature is warmer and when the air temperature is cooler. Find out the resultAfter doing this several times, you look at your notes. You find that you counted more chirps in warmer air temperatures. This result supports your idea. Crickets chirp faster when it is warmer. Thinking like a scientist includes sharing what you learn. You can tell others about what you did in words or drawings. Tell others to try it themselves. You can expect them to get the same results.
(1)
What should you do first when studying crickets?
A . Give the result.
B . Watch carefully.
C . Show your idea.
D . Raise a question.
(2)
What tools can help test the idea about cricket chirping and temperature?
A .
B .
C .
D .
(3)
Why is it important to share what you learn?
A . Because it can change the result of your test.
B . Because it makes your idea more interesting.
C . Because it helps you to remember what you did well.
D . Because it encourages others to try and check the results.
答案: B
A
D