题干
将B框中的词与A框中的词配对，组成一个合成词。(每词限用一次)。
A
What book class no down south black good |
B
Bye stairs shop west thing board ever mate |
⑴____⑵ ____⑶____ ⑷ ____ ⑸ ____ ⑹ ____ ⑺ ____ ⑻ ____
答案(点此获取答案解析）
whatever,bookshop,classmate,nothing,downstairs,southwest,blackboard,goodbye
制备环己烯：已知 