24
A)After she started teaching English.
B) Before she left for New Zealand.
C)When she moved to New York city.
D)Once she began to live on her own.
25
A)It has renewed her passion for life.
B)It has made her happy and energetic.
C)It has helped her make new friends.
D)It has enabled her to start a new career.
立克次体是一类细长、柔软、弯曲、运动活泼的原核细胞型微生物,生物学地位介于细菌与原虫之间
A. 对
B. 错
放线菌是一类丝状或链状、呈分枝生长的原核细胞型微生物
A. 对
B. 错