He insisted that the sky ____ clear up the following day.

A．would

B．should

C．／

D．be

下列哪种抗生素不常引起急性肾小管坏死()

A．妥布霉素

B．丁胺卡那霉素

C．环孢素A

D．两性霉素B

E．氨苄青霉素