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【单选题】
It’s a very ________ issue to which there is no straightforward answer.
A.
contemporary
B.
global
C.
complex
D.
commercial
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】What are the steps for deleting 16? 欲在以上二叉搜索树中删除节点16，可行的方案是：
A.
remove 16, make 25 the right child of 10 and 10 becomes the new root.将16摘除后令25为10的右子，从而10是新的根节点
B.
execute a zig operation on 16 making it no longer the root, and then remove it directly以16为轴进行一次zig操作使之不再是根节点，再直接摘除16
C.
exchange the key of node 16 and node 33, and remove the new node 16将节点16和节点33的关键码互换，再摘除新的节点16
D.
exchange the key of node 16 and node 15, remove the new node 16 and make 13 the right child of 11将节点16和节点15的关键码互换，摘除新的节点16并令13为11的右子
【单选题】Some of her ________ functions have been impaired.
A.
cognition
B.
cognitive
C.
cognizance
D.
cognizant
【单选题】In binsearch(e, lo, hi) version A, if V[mi] < e, then the next search range is: 在binsearch(e, lo, hi)版本A中，若V[mi] < e，则下一步的查找范围是：
A.
V(mi, hi)
B.
V[mi, hi]
C.
V(mi, hi]
D.
V[lo, hi)
【单选题】Jessica believes she most needs to use English when she _____.
A.
is applies for a summer job or wants to get a promotion
B.
writes English literature essays or exams
C.
takes IELTS or TOEFL
【单选题】以下叙述正确的是
A.
do-while 语句构成的循环不能用其它语句构成的循环来代替
B.
do-while 语句构成的循环只能用 break 语句退出
C.
用 do-while 语句构成的循环,在 while 后的表达 式为true时结束循环
D.
用 do-while 语句构成的循环,在 while 后的表达 式为false时结束循环