Taste buds are onion-shaped structures with between 50 and 100 taste cells, each of them has fingerlike projections poking through the opening located at the top of the taste bud called the taste pore.
them has fingerlike projections poking through the opening located at the top of the taste bud called the taste pore
them that have fingerlike projections that poke through an opening located at the top of the taste bud, which they call the taste pore
which has fingerlike projections poking through the opening, called the taste pore, located at the top of the taste bud
which having fingerlike projections that poke through an opening, which is called the taste pore, located at the top of the taste bud
which have fingerlike projections that are poking through an opening located at the top of the taste bud called the taste pore
B、D、E主谓不一致,排除
如A所写,两个句子间应用连词连接
C correct
登录 或 注册 后可以参加讨论