—Have you heard that our primary school will be torn down next year?
—Really? I suppose it is such bad news ________ most of its former and present students will feel upset about.
A:that
B:which
C:as
D:what
生态系统中的生产者是( )
读拼音,写词语。
mì fēnɡ
zǐ sè
lián mián
____