经()后的房屋必须达到完好房屋的标准。
A.中修
B.大修
C.翻修
D.综合维修
参考答案:C
According to the original design, the plant would be able to _______ at least 8,000 pianos a year.
A.bring out
B.take out
C.put out
D.work out
作志贺氏菌分离时,在选择平板上挑选可疑志贺氏菌菌落接种()培养基。
A.三糖铁琼脂
B.三糖铁和半固体
C.半固体
D.半固体和靛基质