《2025年学霸组合训练八年级英语上册译林版苏州专版》

( )18. What does the writer think is a good way to test your understanding of the formula “$H_2CO_3$”?
A. Write it on the blackboard. B. Read it aloud in class.
C. Explain it to someone else. D. Ask others the meaning of it.
C( )19. According to the passage, which of the following is TRUE?
A. Chemistry is more often used than Physics.
B. Some concepts of chemistry are hard to understand.
C. Studying Chemistry is like learning our mother language.
D. Chemistry is usually thought to be as difficult as other subjects.
B( )20. What's the text mainly about?
A. Differences between Chemistry and Physics.
B. The importance of Chemistry and Physics.
C. Why Chemistry is hard for beginners.
D. How students study Chemistry.
D( )21. What's the structure of the Passage? (Paragraph 1 = ①...)

B

答案： 18.C 19.B 20.D 21.B