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【单选题】
Given two files, GrizzlyBear.java and Salmon.java: If both classes are in the correct directories for their packages, and the Mammal class correctly defines the findSalmon（ ） method, which change allows this code to compile?（）A.
add import animals.mammals.*; at line 2 in Salmon.java
B.
add import animals.fish.*; at line 2 in GrizzlyBear.java
C.
add import animals.fish.Salmon.*; at line 2 in GrizzlyBear.java
D.
add import animals.mammals.GrizzlyBear.*; at line 2 in Salmon.java
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举一反三
【单选题】信用证项下汇票的抬头一般作成______。
A.
pay to bearer
B.
pay to ×××only
C.
pay to the order of beneficiary
D.
open
【单选题】下列四种汇票中,注明( A )是不可转让的。
A.
Pay to Johnson Co. Ltd. Only
B.
Pay to Johnson Co. Ltd. And its order
C.
Pay to bearer
D.
Pay to the order of Johnson Co. Ltd.