服1用氨基糖苷类抗生素后,应尽量多饮水主要是因为
A. 该药物呈水溶性,多饮水容易吸收
B. 该类药物肾毒性很强
C. 该类药物肝毒性很强
D. 该类药物主要经肾小球滤过排出
E. 多喝水加快药物排泄,减小肾毒性
Although many of the houses in the small town ______ still in need of repair, there ______ lots of improvement in their appearance.
A. are;has been
B. is;have been
C. is;are
D. are;was
下列属于寒证的临床表现是
A. 发热喜凉
B. 口渴饮冷
C. 面红目赤
D. 烦躁不宁
E. 中淡不渴
His Selected Poems ______ first published in 1986.
A. were
B. was
C. has been
D. is