Jerry does morning exercise every day.(改一般疑问句）
____ Jerry____  morning exercise every day?
The water was too dirty for us to drink.(改为同义词)
The water was ____dirty ____ we couldn't drink it.
I don't know David’s e-mail address.
He doesn't know David's e-mail address, either.(合并一句话)
____he____  I know David's e-mail address.
The author will leave for Xingyi in a month.(对划线线部分提问)
____will the author leave for Xingyi?
I think Allen must be playing basketball with his brother on the playground,
____ ？(写出其反意疑问部分）

下列有关中共八大与中共十一届三中全会的比较，正确的一项是(     )

①都正确分析了国内主要矛盾

②都制定了以经济建设为中心，发展社会生产力的路线方针

③都为社会主义建设指明了方向

④会议的路线、方针、政策都在实践中得到坚持

下列有关细胞中基因的叙述，正确的是